Fair Value Measurements - Summary of Financial Liabilities Measured at Fair Value on Recurring Basis (Detail) - Recurring - USD ($)
$ in Thousands |
Dec. 31, 2015 |
Dec. 31, 2014 |
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Warrant liability |
$ 17
|
$ 52
|
| Total liabilities |
283
|
880
|
| Gentris Corporation |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Contingent consideration |
|
293
|
| BioServe |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Contingent consideration |
266
|
535
|
| Quoted Prices in Active Markets for Identical Assets (Level 1) |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Warrant liability |
0
|
0
|
| Total liabilities |
0
|
0
|
| Quoted Prices in Active Markets for Identical Assets (Level 1) | Gentris Corporation |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Contingent consideration |
|
0
|
| Quoted Prices in Active Markets for Identical Assets (Level 1) | BioServe |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Contingent consideration |
0
|
0
|
| Significant Other Observable Inputs (Level 2) |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Warrant liability |
0
|
0
|
| Total liabilities |
0
|
0
|
| Significant Other Observable Inputs (Level 2) | Gentris Corporation |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Contingent consideration |
|
0
|
| Significant Other Observable Inputs (Level 2) | BioServe |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Contingent consideration |
0
|
0
|
| Significant Unobservable Inputs (Level 3) |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Warrant liability |
17
|
52
|
| Total liabilities |
283
|
880
|
| Significant Unobservable Inputs (Level 3) | Gentris Corporation |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Contingent consideration |
|
293
|
| Significant Unobservable Inputs (Level 3) | BioServe |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Contingent consideration |
$ 266
|
$ 535
|