Leases and Rentals - Schedule of Future Minimum Lease Payments for Capital Leases (Details) $ in Thousands |
Dec. 31, 2016
USD ($)
|
|---|---|
| Leases [Abstract] | |
| 2017 | $ 68 |
| 2018 | 65 |
| 2019 | 50 |
| Total minimum lease payments | 183 |
| Less: estimated executory costs | 0 |
| Net minimum lease payments | 183 |
| Less: amount representing interest | (3) |
| Present value of net minimum lease payments | $ 180 |