Other Noncurrent Liabilities

9 Months Ended

Sep. 30, 2016

Other Liabilities Disclosure [Abstract]

Other Noncurrent Liabilities

Other Noncurrent Liabilities

The components of other noncurrent liabilities as of September 30, 2016 and December 31, 2015 were:

	September 30, 2016		December 31, 2015
Pension and retiree medical obligations	$	98,422	$	76,190
Liability for uncertain tax positions	3,030		4,252
Deferred revenue	1,828		3,763
Other	16,795		18,160
Total other noncurrent liabilities	$	120,075	$	102,365