Summary of Significant Accounting Policies (Details 2) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Net earnings per common share - basic:
Net earnings	$ 223,000	$ 1,147,000	$ 431,000	$ 5,335,000
Allocation to nonvested restricted stock awards	6,000	26,000	11,000	123,000
Net earnings available to common stockholders	217,000	1,121,000	420,000	5,212,000
Weighted-average shares outstanding	31,849,000	31,745,000	31,848,000	31,744,000
Net earnings per common share - basic (in dollars per share)	$ 0.01	$ 0.04	$ 0.01	$ 0.16
Net earnings per common share - diluted:
Net earnings	223,000	1,147,000	431,000	5,335,000
Allocation to nonvested restricted stock awards	6,000	26,000	11,000	123,000
Net earnings available to common stockholders	217,000	1,121,000	420,000	5,212,000
Weighted-average shares and dilutive shares outstanding	31,849,000	31,745,000	31,848,000	31,744,000
Net earnings per common share - diluted (in dollars per share)	$ 0.01	$ 0.04	$ 0.01	$ 0.16
Anti-dilutive securities not included in the computation of diluted EPS (in shares)	0	0	0	0
Accounting for stock-based compensation
Stock-based compensation expense for restricted stock awards	158,000	192,000	525,000	600,000
Income tax benefit (expense) related to restricted stock awards	$ 64,000	$ 78,000	$ 5,000	$ (20,000)