Stock Compensation Plans (Details) (USD $) In Thousands, except Share data, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2012	Dec. 31, 2011
Options (in shares) - Outstanding	94,000
Options (in shares) - Granted	0
Options (in shares) - Exercised	0
Options (in shares) - Forfeited	(1,750)
Options (in shares) - Outstanding	92,250	94,000
Options (in shares) - Exercisable	84,000
Weighted-Average Exercise Price - Outstanding (in dollars per share)	$ 24.51
Weighted-Average Exercise Price - Granted (in dollars per share)	$ 0
Weighted-Average Exercise Price - Exercised (in dollars per share)	$ 0
Weighted-Average Exercise Price - Forfeited (in dollars per share)	$ 15.00
Weighted-Average Exercise Price - Outstanding (in dollars per share)	$ 24.69	$ 24.51
Weighted-Average Exercise Price - Exercisable (in dollars per share)	$ 25.66
Aggregate Intrinsic Value - Outstanding	$ 0
Aggregate Intrinsic Value - Granted	$ 0
Aggregate Intrinsic Value - Exercised	0
Aggregate Intrinsic Value - Forfeited	$ 0
Aggregate Intrinsic Value - Outstanding	34	0
Aggregate Intrinsic Value - Exercisable	$ 0
Weighted-Average Remaining Term (in years) - Outstanding	5 years 2 months 12 days	6 years
Weighted-Average Remaining Term (in years) - Granted	0 years
Weighted-Average Remaining Term (in years) - Exercised	0 years
Weighted-Average Remaining Term (in years) - Forfeited	0 years
Weighted-Average Remaining Term (in years) - Exercisable	4 years 10 months 24 days