Stock-Based Compensation (Details 1) (USD $)	9 Months Ended
	Sep. 30, 2012
Shares Options outstanding, January 1, 2012	73,610
Shares Granted	0
Shares Exercised	0
Shares Forfeited	(2,101)
Shares Options outstanding, September 30, 2012	71,509
Shares Options exercisable, September 30, 2012	54,335
Weighted Average Exercise Price Options outstanding, January 1, 2012 (in dollars per share)	$ 64.37
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)	$ 155.54
Weighted Average Exercise Price Options outstanding, September 30, 2012 (in dollars per share)	$ 61.69
Weighted Average Exercise Price Options exercisable, September 30, 2012 (in dollars per share)	$ 62.59
Weighted Average Remaining Life (years) Options outstanding, September 30, 2012	2 years 2 months 12 days
Weighted Average Remaining Life (years) Options exercisable, September 30, 2012	2 years 1 month 6 days
Aggregate Intrinsic Value Options outstanding, September 30, 2012	$ 0
Aggregate Intrinsic Value Options exercisable, September 30, 2012	$ 0