Product and Geographic Information (Details) - USD ($)
$ in Thousands |
3 Months Ended |
12 Months Ended |
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
| Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
$ 17,249
|
$ 18,335
|
$ 16,232
|
$ 12,587
|
$ 8,844
|
$ 7,304
|
$ 4,456
|
$ 2,096
|
$ 64,403
|
$ 22,700
|
$ 9,423
|
| United States Domestic |
|
|
|
|
|
|
|
|
|
|
|
| Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
|
|
|
|
|
|
|
|
64,251
|
22,667
|
9,287
|
| International |
|
|
|
|
|
|
|
|
|
|
|
| Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
|
|
|
|
|
|
|
|
152
|
33
|
136
|
| Commercial |
|
|
|
|
|
|
|
|
|
|
|
| Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
|
|
|
|
|
|
|
|
14,156
|
5,712
|
3,703
|
| Military maritime |
|
|
|
|
|
|
|
|
|
|
|
| Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
|
|
|
|
|
|
|
|
50,128
|
16,913
|
3,678
|
| R&D services |
|
|
|
|
|
|
|
|
|
|
|
| Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
| Net sales |
|
|
|
|
|
|
|
|
$ 119
|
$ 75
|
$ 2,042
|