Other Long-Term Liabilities

6 Months Ended

Jun. 30, 2015

Liabilities, Other than Long-term Debt, Noncurrent [Abstract]

Other Liabilities Disclosure [Text Block]

Other Long-Term Liabilities

Other long-term liabilities consist of the following:

	June 30, 2015		December 31, 2014
Deferred income taxes	$	23,568	$	24,400
Pension and post retirement liabilities	10,526		10,714
Uncertain tax positions	2,744		2,798
Environmental liabilities	1,100		1,100
Other liabilities	2,920		2,444
	$	40,858	$	41,456