Basic and Diluted Earnings (Loss) Per Common Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Basic:
Net income (loss) available to common shareholders	$ (490)	$ 1,711	$ (3,761)	$ 1,308
Average basic shares outstanding	93,777,662	93,524,950	93,688,003	93,492,180
Basic income (loss) EPS	$ (0.01)	$ 0.02	$ (0.04)	$ 0.01
Diluted:
Net income (loss) available to common shareholders	$ (490)	$ 1,711	$ (3,761)	$ 1,308
Average basic shares outstanding	93,777,662	93,524,950	93,688,003	93,492,180
Employee restricted stock	704,335	353,249	755,212	119,043
Average diluted shares outstanding	94,481,997	93,878,199	94,443,215	93,611,223
Diluted income (loss) EPS	$ (0.01)	$ 0.02	$ (0.04)	$ 0.01