Other Assets (Tables)

12 Months Ended

Dec. 31, 2013

Other Assets [Abstract]

Schedule of Other Assets, Noncurrent [Table Text Block]

	December 31,
	2013		2012
Restricted insurance settlement	$	25,462	$	26,398
Deferred compensation assets		894		915
Supplemental retirement income program		1,885		1,653
Uncertain tax positions		4,677		3,058
Other		3,349		2,434
Total	$	36,267	$	34,458