Stock Options (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Sep. 19, 2008
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option expense (in dollars)		$ 0
Intrinsic value of options outstanding (in dollars)	$ 285,000
Intrinsic value of options exercisable (in dollars)	$ 285,000
Weighted Average Exercise Price
Beginning balance (in dollars per share)	$ 1.96	$ 1.96
Granted (in dollars per share)	0.00	0.00
Forfeited (in dollars per share)	2.52	2.42
Exercised (in dollars per share)	(1.85)	0
Vested (in dollars per share)	0.00	0.00
Ending balance (in dollars per share)	$ 1.77	$ 1.96
Options Outstanding
Beginning balance	315,233	370,599
Granted	0	0
Forfeited	(86,300)	(55,366)
Exercised	(38,000)	0
Vested	0	0
Ending balance	190,933	315,233
Vested and Exercisable
Beginning balance	315,233	370,599
Granted	0	0
Forfeited	(86,300)	(55,366)
Exercised	(38,000)	0
Vested	0	0
Ending balance	190,933	315,233
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options authorized			500,000
Vesting period	3 years
Stock option expense (in dollars)	$ 0