Net Loss per common share (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Net Loss per common share [Abstract]
Basic weighted average number of shares outstanding	18,821,644	18,699,608	18,835,623	18,688,202
Potential common shares pursuant to stock options, SARs, and restricted stock awards	0	0	0	0
Diluted weighted average number of shares outstanding	18,821,644	18,699,608	18,835,623	18,688,202
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	2,700,000	2,500,000	2,800,000	1,200,000