Income Taxes - Unrecognized Tax Benefits (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2015 |
Dec. 31, 2013 |
|
| Income Tax Disclosure [Abstract] | |||
| Unrecognized tax benefit that would impact effective tax rate if recognized | $ 3,000 | ||
| Penalties accrued | 0 | ||
| Unrecognized tax benefit | $ 0 | $ 93,000 | $ 0 |
| Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | |||
| Balance at beginning of year | 0 | ||
| Reductions for tax positions of prior years | 93,000 | ||
| Balance at end of year | $ 93,000 |