Stock Based Compensation - Table Options Outstanding (Details) - $ / shares	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Number of Options
Outstanding Number of Options, Granted (in shares)	0	0
Outstanding Number of Options, Exercised (in shares)	0	0
Stock Options
Number of Options
Outstanding Number of Options, Beginning (in shares)	1,269,000	1,350,000
Outstanding Number of Options, Granted (in shares)	0	0
Outstanding Number of Options, Exercised (in shares)	0	0
Outstanding Number of Options, Expired (in shares)	(15,000)	(70,000)
Outstanding Number of Options, Forfeited (in shares)	(32,000)	(11,000)
Outstanding Number of Options, Ending (in shares)	1,222,000	1,269,000
Weighted Average Exercise Price
Outstanding Weighted Average Exercise Price, Beginning (in dollars per share)	$ 1.98	$ 2.02
Outstanding Weighted Average Exercise Price, Granted (in dollars per share)	0.00	0.00
Outstanding Weighted Average Exercise Price, Exercised (in dollars per share)	0.00	0.00
Outstanding Weighted Average Exercise Price, Expired (in dollars per share)	1.52	2.11
Outstanding Weighted Average Exercise Price, Forfeited (in dollars per share)	1.83	5.43
Outstanding Weighted Average Exercise Price, Ending (in dollars per share)	$ 1.99	$ 1.98
Exercisable
Exercisable Number of Options, Beginning (in shares)	960,000	729,000
Exercisable Number of Options, Ending (in shares)	1,198,000	960,000
Exercisable Weighted Average Exercise Price, Beginning (in dollars per share)	$ 1.99	$ 2.05
Exercisable Weighted Average Exercise Price, Ending (in dollars per share)	$ 1.99	$ 1.99