Stock Based Compensation (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	2012	2011	2010
Expected price volatility	53.25%	45.89%	53.21%
Risk-free interest rate	0.91%	1.34%	2.30%
Weighted average expected life in years	5.5	5.7	5.6
Forfeiture rate	21.87%	19.82%	14.27%

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

	Number of shares	Weighted-Average Exercise Price	Weighted-Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value (in thousands)
Outstanding at December 31, 2009	1,640,624	$11.71	6.8
Exercised	(12,500)	9.22
Lapsed	(70,000)	9.43
Expired	(175,000)	12.47
Granted	710,530	3.40
Outstanding at December 31, 2010	2,093,654	$  8.91	7.6
Lapsed	(566,000)	11.14
Expired	(164,000)	13.94
Granted	451,302	3.38
Outstanding at December 31, 2011	1,814,956	$  6.39	7.1
Expired	(22,000)	17.62
Granted	297,014	4.43
Outstanding at December 31, 2012	2,089,970	$  5.99	6.4	$1,451
Exercisable at December 31, 2012	1,090,742	$  7.94	6.7	$574

Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value [Table Text Block]

	2012	2011	2010
Average fair market value of options granted  (per share)	$  2.12	$  1.51	$  1.72
Proceeds from stock options exercised			$   116
Intrinsic value of stock options exercised			$   126

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

	Number of shares	Weighted-Average Grant Date Fair Value
Outstanding at December 31, 2010	-	-
Granted	179,336	$3.07
Outstanding at December 31, 2011	179,336	$3.07
Granted	188,099	$  4.48
Outstanding at December 31, 2012	367,435	$  3.79