Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 25, 2018	Mar. 26, 2017
CASH FLOWS FOR OPERATING ACTIVITIES
Net loss	$ (83,400)	$ (64,754)
Adjustments to reconcile net loss to net cash for operating activities:
Depreciation and amortization	5,521	5,365
Loss on early debt extinguishment	1,073	0
Non-cash foreign currency (gain) loss on debt	10,924	(2,010)
Other non-cash expenses	13,112	21,379
Net change in working capital	(2,170)	(33,738)
Net change in other assets/liabilities	(278)	(226)
Net cash for operating activities	(55,218)	(73,984)
CASH FLOWS FOR INVESTING ACTIVITIES
Capital expenditures	(44,792)	(48,465)
Net cash for investing activities	(44,792)	(48,465)
CASH FLOWS FROM (FOR) FINANCING ACTIVITIES
Net borrowings on revolving credit loans	40,000	85,000
Distributions paid to partners	(50,266)	(48,135)
Payment of debt issuance costs and original issue discount	(1,840)	0
Exercise of limited partnership unit options	125	0
Tax effect of units involved in treasury unit transactions	(3,039)	(1,369)
Payments related to tax withholding for equity compensation	(6,919)	(1,904)
Net cash from (for) financing activities	(21,939)	33,592
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	(1,408)	383
CASH AND CASH EQUIVALENTS
Net decrease for the period	(123,357)	(88,474)
Balance, beginning of period	166,245	122,716
Balance, end of period	42,888	34,242
SUPPLEMENTAL INFORMATION
Cash payments for interest expense	6,779	17,978
Interest capitalized	939	1,047
Cash payments for income taxes, net of refunds	4,715	8,084
Capital expenditures in accounts payable	$ 6,182	$ 11,898