Stock-Based Awards (Details) (USD $)	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011	Dec. 31, 2010
Number of Shares, Outstanding - Beginning balance	221,239		289,371	336,921
Number of Shares, Granted	0		0	0
Number of Shares, Exercised	0		0	0
Number of Shares, Terminated	(21,401)		(68,132)	(47,550)
Number of Shares, Outstanding - Ending balance	199,838		221,239	289,371
Weighted Average Exercise Price per Share, Outstanding	$ 13.62		$ 13.96	$ 14.80
Weighted Average Exercise Price per Share, Granted	$ 0		$ 0	$ 0
Weighted Average Exercise Price per Share, Exercised	$ 0		$ 0	$ 0
Weighted Average Exercise Price per Share, Terminated	$ 13.61		$ 15.06	$ 19.93
Weighted Average Exercise Price per Share, Outstanding	$ 13.62		$ 13.62	$ 13.96
Weighted Average Remaining Contractual Life, Outstanding	2 years 1 month 6 days
Aggregate Intrinsic Value, Outstanding	$ 32,492	[1]

[1] The aggregate intrinsic value on this table was calculated based on the amount, if any, by which the closing market value of the Company's stock on December 31, 2012 ($10.75) exceeded the exercise price of any of the underlying options, multiplied by the number of shares subject to each such option.