Summary of Significant Accounting Policies (Details 2) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net earnings (loss) per common share - basic and diluted:
Net earnings (loss)	$ 826,000	$ 699,000	$ 1,105,000	$ (190,000)
Allocation to nonvested restricted stock awards	19,000	17,000	27,000
Net earnings (loss) available to common stockholders	$ 807,000	$ 682,000	$ 1,078,000	$ (190,000)
Weighted-average shares outstanding - basic and diluted	32,086,000	31,962,000	32,085,000	31,961,000
Net earnings (loss) per common share - basic and diluted	$ 0.03	$ 0.02	$ 0.03	$ (0.01)
Anti-dilutive securities not included in the computation of diluted EPS (in shares)	0	0	0	0
Dividends paid	$ 0	$ 0	$ 0	$ 0
Accounting for stock-based compensation
Stock-based compensation expense for restricted stock awards	90,000	140,000	285,000	441,000
Income tax benefit (expense) related to restricted stock awards	$ 37,000	$ 56,000	$ (56,000)	$ (6,000)