Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2012

Summary of Significant Accounting Policies [Abstract]

Schedule of Other Assets [Table Text Block]

Other assets consisted of the following (in thousands):

	2012		2011
Cash surrender value of life insurance	$	21,736	$	17,663
Investments in unconsolidated affiliates	1,851		969
Debt issuance costs	2,125		2,597
Other	3,197		3,131
Total other assets	$	28,909	$	24,360

Schedule of Weighted Average Number of Shares [Table Text Block]

The following table summarizes the calculation of weighted average common shares outstanding used in the computation of diluted earnings per share (in thousands):

	For the Years Ended December 31,
	2012	2011	2010
Weighted average basic common shares outstanding	47,211	46,286	44,830
Effect of dilutive securities:
Stock options	12	19	57
Performance shares	129	75	40
Restricted stock	201	255	585
Senior exchangeable notes	—	857	1,700
Warrants	—	901	1,029
Weighted average diluted common and potential   common shares outstanding	47,553	48,393	48,241