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3. Summary of Significant Accounting Policies (Details 7) (USD $)
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Mar. 31, 2015
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Dec. 31, 2014
|
| July 7, 2014 note, conversion option |
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$ 53,673pbio_NoteConversionOptionFifteen
|
| July 7, 2014 note, conversion option |
|
70,604pbio_NoteConversionOptionSixteen
|
| August 28, 2014 note conversion option |
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25,146pbio_NoteConversionOptionSeventeen
|
| September 3 2014 note, conversion option |
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95,938pbio_NoteConversionOptionEighteen
|
| September 10, 2014 note, conversion option |
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99,124pbio_NoteConversionOptionNineteen
|
| September 26, 2014 note, conversion option |
119,355pbio_NoteConversionOptionOne
|
92,699pbio_NoteConversionOptionOne
|
| November 10, 2014 note, conversion option |
107,026pbio_NoteConversionOptionTwo
|
74,343pbio_NoteConversionOptionTwo
|
| November 17, 2014 note, conversion option |
113,684pbio_NoteConversionOptionThree
|
78,814pbio_NoteConversionOptionThree
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| February 2, 2015 note, conversion option |
83,672pbio_NoteConversionOptionFour
|
|
| February 2, 2015 note, conversion option |
100,406pbio_NoteConversionOptionFive
|
|
| February 25, 2015 note, conversion option |
149,653pbio_NoteConversionOptionSix
|
|
| March 4, 2015 note, conversion option |
46,080pbio_NoteConversionOptionSeven
|
|
| March 9, 2015 note, conversion option |
70,447pbio_NoteConversionOptionEight
|
|
| March 17, 2015 note, conversion option |
176,147pbio_NoteConversionOptionNine
|
|
| March 17, 2015 note, conversion option |
38,448pbio_NoteConversionOptionTen
|
|
| March 20, 2015 note, conversion option |
17,789pbio_NoteConversionOptionEleven
|
|
| March 26, 2015 note conversion option |
138,585pbio_NoteConversionOptionTwelve
|
|
| March 27, 2015 note, conversion option |
46,538pbio_NoteConversionOptionThirteen
|
|
| March 27, 2015 note, conversion option |
135,055pbio_NoteConversionOptionFourteen
|
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| Embedded conversion options |
1,342,885pbio_EmbeddedConversionOptions
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590,341pbio_EmbeddedConversionOptions
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| Issuance fair value [Member] |
|
|
| July 7, 2014 note, conversion option |
|
|
| July 7, 2014 note, conversion option |
|
|
| August 28, 2014 note conversion option |
|
|
| September 3 2014 note, conversion option |
|
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| September 10, 2014 note, conversion option |
|
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| September 26, 2014 note, conversion option |
|
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| November 10, 2014 note, conversion option |
|
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| November 17, 2014 note, conversion option |
|
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| February 2, 2015 note, conversion option |
62,219pbio_NoteConversionOptionFour
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
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| February 2, 2015 note, conversion option |
74,663pbio_NoteConversionOptionFive
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
|
| February 25, 2015 note, conversion option |
312,718pbio_NoteConversionOptionSix
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
|
| March 4, 2015 note, conversion option |
53,213pbio_NoteConversionOptionSeven
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
|
| March 9, 2015 note, conversion option |
61,597pbio_NoteConversionOptionEight
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
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| March 17, 2015 note, conversion option |
212,918pbio_NoteConversionOptionNine
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
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| March 17, 2015 note, conversion option |
64,382pbio_NoteConversionOptionTen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
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| March 20, 2015 note, conversion option |
25,077pbio_NoteConversionOptionEleven
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
|
| March 26, 2015 note conversion option |
164,581pbio_NoteConversionOptionTwelve
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
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| March 27, 2015 note, conversion option |
57,502pbio_NoteConversionOptionThirteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
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| March 27, 2015 note, conversion option |
154,359pbio_NoteConversionOptionFourteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
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| Embedded conversion options |
1,243,229pbio_EmbeddedConversionOptions
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_IssuanceFairValueMember
|
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| Change in Fair Value [Member] |
|
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| July 7, 2014 note, conversion option |
15,026pbio_NoteConversionOptionFifteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
|
| July 7, 2014 note, conversion option |
25,574pbio_NoteConversionOptionSixteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| August 28, 2014 note conversion option |
63,383pbio_NoteConversionOptionSeventeen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
|
| September 3 2014 note, conversion option |
125,823pbio_NoteConversionOptionEighteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
|
| September 10, 2014 note, conversion option |
87,173pbio_NoteConversionOptionNineteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| September 26, 2014 note, conversion option |
26,656pbio_NoteConversionOptionOne
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| November 10, 2014 note, conversion option |
32,683pbio_NoteConversionOptionTwo
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| November 17, 2014 note, conversion option |
34,870pbio_NoteConversionOptionThree
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| February 2, 2015 note, conversion option |
21,453pbio_NoteConversionOptionFour
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| February 2, 2015 note, conversion option |
25,743pbio_NoteConversionOptionFive
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| February 25, 2015 note, conversion option |
(163,065)pbio_NoteConversionOptionSix
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| March 4, 2015 note, conversion option |
(7,133)pbio_NoteConversionOptionSeven
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
|
| March 9, 2015 note, conversion option |
8,850pbio_NoteConversionOptionEight
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
|
| March 17, 2015 note, conversion option |
(36,771)pbio_NoteConversionOptionNine
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| March 17, 2015 note, conversion option |
(25,934)pbio_NoteConversionOptionTen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| March 20, 2015 note, conversion option |
(7,288)pbio_NoteConversionOptionEleven
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
|
| March 26, 2015 note conversion option |
(25,996)pbio_NoteConversionOptionTwelve
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| March 27, 2015 note, conversion option |
(10,964)pbio_NoteConversionOptionThirteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| March 27, 2015 note, conversion option |
(19,304)pbio_NoteConversionOptionFourteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| Embedded conversion options |
170,779pbio_EmbeddedConversionOptions
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_ChangeDuringPeriodFairValueDisclosureMember
|
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| Reclassification into equity |
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| July 7, 2014 note, conversion option |
(68,699)pbio_NoteConversionOptionFifteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_ReclassificationIntoEquityMember
|
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| July 7, 2014 note, conversion option |
(96,178)pbio_NoteConversionOptionSixteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_ReclassificationIntoEquityMember
|
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| August 28, 2014 note conversion option |
(88,529)pbio_NoteConversionOptionSeventeen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_ReclassificationIntoEquityMember
|
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| September 3 2014 note, conversion option |
(221,761)pbio_NoteConversionOptionEighteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_ReclassificationIntoEquityMember
|
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| September 10, 2014 note, conversion option |
(186,297)pbio_NoteConversionOptionNineteen
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_ReclassificationIntoEquityMember
|
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| September 26, 2014 note, conversion option |
|
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| November 10, 2014 note, conversion option |
|
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| November 17, 2014 note, conversion option |
|
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| February 2, 2015 note, conversion option |
|
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| February 2, 2015 note, conversion option |
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| February 25, 2015 note, conversion option |
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| March 4, 2015 note, conversion option |
|
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| March 9, 2015 note, conversion option |
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| March 17, 2015 note, conversion option |
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| March 17, 2015 note, conversion option |
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| March 20, 2015 note, conversion option |
|
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| March 26, 2015 note conversion option |
|
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| March 27, 2015 note, conversion option |
|
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| March 27, 2015 note, conversion option |
|
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| Embedded conversion options |
(661,464)pbio_EmbeddedConversionOptions
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= pbio_ReclassificationIntoEquityMember
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| Quoted Prices in active markets (Level 1) |
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| March 17, 2015 note, conversion option |
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| March 20, 2015 note, conversion option |
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| March 26, 2015 note conversion option |
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| March 27, 2015 note, conversion option |
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| March 27, 2015 note, conversion option |
|
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| Embedded conversion options |
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| Significant Other Observable Inputs Level 2 |
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| March 17, 2015 note, conversion option |
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| March 20, 2015 note, conversion option |
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| March 26, 2015 note conversion option |
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| March 27, 2015 note, conversion option |
|
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| March 27, 2015 note, conversion option |
|
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| Embedded conversion options |
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| Significant Unobservable Inputs Level 3 |
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| September 26, 2014 note, conversion option |
119,355pbio_NoteConversionOptionOne
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
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| November 10, 2014 note, conversion option |
107,026pbio_NoteConversionOptionTwo
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
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| November 17, 2014 note, conversion option |
113,684pbio_NoteConversionOptionThree
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
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| February 2, 2015 note, conversion option |
83,672pbio_NoteConversionOptionFour
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
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| February 2, 2015 note, conversion option |
100,406pbio_NoteConversionOptionFive
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
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| February 25, 2015 note, conversion option |
149,653pbio_NoteConversionOptionSix
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
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| March 4, 2015 note, conversion option |
46,080pbio_NoteConversionOptionSeven
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
|
| March 9, 2015 note, conversion option |
70,447pbio_NoteConversionOptionEight
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
|
| March 17, 2015 note, conversion option |
176,147pbio_NoteConversionOptionNine
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
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| March 17, 2015 note, conversion option |
38,448pbio_NoteConversionOptionTen
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
|
| March 20, 2015 note, conversion option |
17,789pbio_NoteConversionOptionEleven
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
|
| March 26, 2015 note conversion option |
138,585pbio_NoteConversionOptionTwelve
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
|
| March 27, 2015 note, conversion option |
46,538pbio_NoteConversionOptionThirteen
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
|
| March 27, 2015 note, conversion option |
135,055pbio_NoteConversionOptionFourteen
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
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| Embedded conversion options |
$ 1,342,885pbio_EmbeddedConversionOptions
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= pbio_SignificantUnobservableInputsLevel3Member
|
|