Stock Based Compensation - Nonvested Options (Details) - Stock Options - $ / shares shares in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Options
Nonvested options outstanding, Beginning (in shares)	309	621
Nonvested options, Granted (in shares)	0	0
Nonvested options, Vested (in shares)	(285)	(302)
Nonvested options, Forfeited (in shares)	0	(10)
Nonvested options outstanding, Ending (in shares)	24	309
Weighted Average Grant Date Fair Value
Nonvested options, Weighted Average Grant Date Fair Value, Beginning (in dollars per share)	$ 1.49	$ 1.51
Nonvested options, Granted, Weighted Average Grant Date Fair Value (in dollars per share)	0.00	0.00
Nonvested options, Vested, Weighted Average Grant Date Fair Value (in dollars per share)	1.50	1.51
Nonvested options, Forfeited, Weighted Average Grant Date Fair Value (in dollars per share)	0.00	2.04
Nonvested options, Weighted Average Grant Date Fair Value, Ending (in dollars per share)	$ 1.41	$ 1.49