CASH FLOW INFORMATION - Non-cash activities (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Apr. 01, 2018
Cash paid for interest and income taxes
Interest paid (net of amount capitalized)	$ 28,323	$ 10,592
Income taxes paid (net of refunds)	(152)	$ 44
6.875% senior secured junior lien notes due in 2031
Other non-cash financing activities
Aggregate principal amount of notes issued	75,000
6.875% unsecured debentures due in 2029
Other non-cash financing activities
Debt exchanged	$ 75,000