Fair Value Measurements - Financial liabilities (Detail) - USD ($)
$ in Thousands |
Sep. 30, 2016 |
Sep. 28, 2016 |
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Financial liabilities |
$ 5,486
|
$ 4,916
|
| Level 1 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Financial liabilities |
0
|
0
|
| Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Financial liabilities |
0
|
0
|
| Level 3 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Financial liabilities |
5,486
|
4,916
|
| Convertible note embedded derivative liability |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Derivative Liability |
4,123
|
3,693
|
| Convertible note embedded derivative liability | Level 1 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Derivative Liability |
0
|
0
|
| Convertible note embedded derivative liability | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Derivative Liability |
0
|
0
|
| Convertible note embedded derivative liability | Level 3 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Derivative Liability |
4,123
|
3,693
|
| Warrant liability |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Derivative Liability |
1,363
|
1,223
|
| Warrant liability | Level 1 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Derivative Liability |
0
|
0
|
| Warrant liability | Level 2 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Derivative Liability |
0
|
0
|
| Warrant liability | Level 3 |
|
|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
|
|
| Derivative Liability |
$ 1,363
|
$ 1,223
|