Other Liabilities (Tables)

6 Months Ended

Jun. 30, 2017

Other Liabilities Disclosure [Abstract]

Other liabilities

Other liabilities consisted of the following:

(in thousands)	As of   June 30,   2017		As of   December 31,   2016
Employee compensation and benefits	$	19,789	$	18,356
Liability for pension benefits	231,424		232,788
Liabilities for uncertain tax positions	2,517		2,416
Other	15,906		20,393
Other liabilities (less current portion)	$	269,636	$	273,953