Consolidated Statement of Stockholders' Equity (unaudited) (USD $)	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]
Balance at Dec. 31, 2010	$ 70,163,000	$ 0	$ 528,000	$ 63,368,000	$ 6,267,000
Preferred Stock Balance at Dec. 31, 2010	0	0
Common Stock Balance at Dec. 31, 2010	10,566,000		10,566,000
Net Income	10,732,000				10,732,000
Issuance of shares of common stock from stock incentive plans			119,000
Issuance of common stock from stock incentive plans	734,000		6,000	728,000	0
Share based compensation expense	917,000			917,000	0
Tax benefit for share based payments	144,000			144,000
Balance at Sep. 30, 2011	$ 82,690,000	$ 0	$ 534,000	$ 65,157,000	$ 16,999,000
Preferred Stock Balance at Sep. 30, 2011	0	0
Common Stock Balance at Sep. 30, 2011	10,685,000		10,685,000