Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Operating activities:
Net (loss) income	$ (8,639)	$ 4,384
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation, depletion, and amortization	29,408	29,408
Amortization of deferred financing costs and debt discount	1,674	2,023
Amortization of below market leases	38	38
Loss on debt extinguishment and modification, non-cash	21,105	171
Foreign exchange (gain) loss	(680)	2,773
Loss from partially owned entities	139	27
Stock-based compensation expense (Stock Options and Restricted Stock Units)	1,918	587
Stock-based compensation expense (modification of Restricted Stock Units)	2,600	0
Deferred tax benefit	(1,156)	(748)
Gain on sale of other assets	(137)	(102)
Provision for doubtful accounts receivable	103	158
Changes in operating assets and liabilities:
Accounts receivable	20,115	16,364
Accounts payable and accrued expenses	(23,810)	(12,281)
Other	7,683	2,882
Net cash provided by operating activities	50,361	45,684
Investing activities:
Proceeds from the sale of property, plant, and equipment	352	107
Additions to property, plant, and equipment and intangible assets	(28,271)	(52,347)
Net cash used in investing activities	(27,919)	(52,240)
Financing activities:
Distributions paid on common shares	(1,291)	0
Proceeds from revolving line of credit	0	15,000
Repayment on revolving line of credit	0	(14,000)
Payment on Multi-Employer pension plan withdrawal obligation	(114)	0
Payment of underwriters' costs	(5,750)	0
Reimbursement of underwriters' costs	5,750	0
Repayment of sale-leaseback financing obligations	(605)	(487)
Repayment of capitalized lease obligations	(2,374)	(1,786)
Payment of debt issuance costs	(8,676)	(2,653)
Repayment of term loan, mortgage notes and construction loans	(883,556)	(7,375)
Proceeds from term loan	525,000	0
Net proceeds from initial public offering	493,557	0
Proceeds from construction loans	1,097	0
Net cash provided by (used in) financing activities	121,087	(11,301)
Net increase (decrease) in cash, cash equivalents and restricted cash	143,529	(17,857)
Effect of foreign currency translation on cash, cash equivalents and restricted cash	(230)	704
Cash, cash equivalents and restricted cash:
Beginning of period	69,963	62,930
End of period	213,262	45,777
Supplemental disclosures of cash flows information:
Acquisition of fixed assets under capitalized lease obligations	330	3,569
Interest paid – net of amounts capitalized and defeasement costs	23,068	26,284
Income taxes paid – net of refunds	1,262	1,415
Acquisition of property, plant, and equipment on accrual	18,210	3,810
Reconciliation of Cash, Cash Equivalents and Restricted Cash
Total cash, cash equivalents and restricted cash	69,963	62,930
Series A
Financing activities:
Redemption and distributions paid on preferred shares of beneficial interest – Series A	(134)	0
Series B
Financing activities:
Distributions paid on preferred shares of beneficial interest – Series B	$ (1,817)	$ 0