Other Noncurrent Liabilities (Tables)

9 Months Ended

Sep. 30, 2021

Other Liabilities Disclosure [Abstract]

Schedule of Other Noncurrent Liabilities

The components of other noncurrent liabilities as of September 30, 2021 and December 31, 2020 were:

	September 30, 2021		December 31, 2020
Pension and retiree medical obligations	$	92,308	$	99,417
Transition tax payable	14,128		14,208
Liability for uncertain tax positions	773		1,071
Deferred revenue	31,025		30,354
Lease liability	96,927		94,250
Other	22,883		27,497
Total other noncurrent liabilities	$	258,044	$	266,797