Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2015

Summary of Significant Accounting Policies [Abstract]

Schedule of Other Assets [Table Text Block]

Other assets consisted of the following (in thousands):

	2015		2014
Cash surrender value of life insurance	$	36,087	$	36,869
Investments in unconsolidated affiliates	2,719		2,336
Other	4,801		4,304
Total other assets	$	43,607	$	43,509

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,
	2015	2014	2013
Weighted average basic common shares outstanding	42,747	44,362	45,692
Effect of dilutive securities:
Stock options	—	—	1
Performance shares	98	110	119
Restricted stock	63	128	182
Weighted average diluted common and potential   common shares outstanding	42,908	44,600	45,994