Other Noncurrent Liabilities (Tables)

6 Months Ended

Jun. 30, 2014

Other Liabilities Disclosure [Abstract]

Schedule of Other Noncurrent Liabilities

The components of other noncurrent liabilities as of June 30, 2014 and December 31, 2013 were:

	June 30, 2014		December 31, 2013
Pension and retiree medical obligations	$	66,672	$	67,777
Liability for uncertain tax positions	3,045		4,624
Deferred revenue	4,763		5,578
Other	15,521		15,087
Total other noncurrent liabilities	$	90,001	$	93,066