Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Summary of Significant Accounting Policies [Abstract]

Schedule of Other Assets [Table Text Block]

Other assets consisted of the following (in thousands):

	2014		2013
Cash surrender value of life insurance	$	36,869	$	32,075
Investments in unconsolidated affiliates	2,336		1,907
Debt issuance costs	2,328		1,646
Other	4,304		3,952
Total other assets	$	45,837	$	39,580

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,
	2014	2013	2012
Weighted average basic common shares outstanding	44,362	45,692	47,211
Effect of dilutive securities:
Stock options	—	1	12
Performance shares	110	119	129
Restricted stock	128	182	201
Weighted average diluted common and potential   common shares outstanding	44,600	45,994	47,553