ACCRUED LIABILITIES (Tables)

12 Months Ended

Dec. 31, 2014

Accrued Liabilities, Current [Abstract]

Accrued liabilities

Accrued liabilities at December 31 consisted of the following (in thousands):

	2014		2013
Pension and other postretirement benefits	$	26,219	$	49,659
Compensation and related employee costs	88,186		59,096
Interest	47,414		27,841
Income taxes	13,265		8,374
Other	19,175		11,001
Total accrued liabilities	$	194,259	$	155,971