Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Operating activities:
Net income (loss)	$ 5,308	$ 12,374	$ (22,327)	$ 68,547
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	70,569	53,569	232,239	157,572
Amortization of deferred financing costs and pension withdrawal liability			3,321	3,945
Amortization of above/below market leases			1,418	115
Loss on debt extinguishment, modifications and termination of derivative instruments			4,927	542
Foreign exchange loss			317	373
Loss from investments in partially owned entities			1,250	254
Share-based compensation expense	4,300	4,600	14,788	13,340
Change in deferred taxes	(3,562)	(1,284)	1,004	(4,353)
Gain from sale of real estate			0	(21,448)
Gain (loss) on sale of assets			(647)	715
Impairment of long-lived assets			3,312	6,282
Provision for doubtful accounts receivable			4,730	5,523
Changes in operating assets and liabilities:
Accounts receivable			(46,372)	(1,196)
Accounts payable and accrued expenses			(16,281)	4,262
Other			(17,360)	(7,275)
Net cash provided by operating activities			164,319	227,198
Investing activities:
Proceeds from sale of investments in partially owned entities			596	0
Investment in partially owned entities			(6,260)	(26,218)
Proceeds from sale of property, buildings and equipment			1,318	77,354
Proceeds from the settlement of net investment hedge			0	3,034
Business combinations, net of cash acquired			(616,316)	(398,737)
Acquisitions of property, buildings and equipment, net of cash acquired			0	(25,538)
Additions to property, buildings and equipment			(313,229)	(241,614)
Purchase of noncontrolling interest holders share in consolidated joint venture			(11,600)	0
Net cash used in investing activities			(945,491)	(611,719)
Financing activities:
Distributions paid on common shares, restricted stock units and noncontrolling interests in Operating Partnership			(168,538)	(124,025)
Proceeds from stock options exercised			5,191	6,748
Proceeds from employee stock purchase plan			1,920	0
Remittance of withholding taxes related to employee share-based transactions			(15,777)	(6,380)
Proceeds from revolving line of credit			590,841	186,753
Repayment on revolving line of credit			(280,000)	(177,075)
Repayment of sale-leaseback financing obligations			(2,663)	(2,736)
Repayment of financing lease obligations			(27,500)	(14,299)
Payment of debt issuance costs			(3,110)	(8,345)
Repayment of term loan and mortgage notes			(205,246)	(55,028)
Proceeds from term loan			0	177,075
Net proceeds from issuance of common shares			420,151	340,629
Net cash provided by financing activities			315,269	323,317
Net decrease in cash, cash equivalents and restricted cash			(465,903)	(61,204)
Effect of foreign currency translation on cash, cash equivalents and restricted cash			(2,378)	1,945
Cash, cash equivalents and restricted cash:
Beginning of period			621,051	240,613
End of period	152,770	181,354	152,770	181,354
Supplemental disclosures of non-cash investing and financing activities:
Deferred cash consideration			11,820	0
Addition of property, buildings and equipment on accrual			70,427	38,079
Addition of fixed assets under financing lease obligations			13,362	41,184
Addition of fixed assets under operating lease obligations			68,738	11,887
Supplemental Cash Flow Information [Abstract]
Interest paid – net of amounts capitalized			81,487	79,156
Income taxes paid – net of refunds			7,557	556
Allocation of purchase price to business combinations:
Goodwill	1,039,850		1,039,850
Asset Acquisitions
Allocation of purchase price to business combinations:
Identifiable intangible assets			0	140
Other assets			0	303
Cash paid for acquisition of property, buildings and equipment			0	25,638
Asset Acquisitions | Land
Allocation of purchase price to business combinations:
Property, Plant and Equipment, Additions			0	3,233
Asset Acquisitions | Buildings and improvements
Allocation of purchase price to business combinations:
Property, Plant and Equipment, Additions			0	15,940
Asset Acquisitions | Machinery and equipment
Allocation of purchase price to business combinations:
Property, Plant and Equipment, Additions			0	6,022
Business Acquisitions
Allocation of purchase price to business combinations:
Land	49,223	43,812	49,223	43,812
Buildings and improvements	155,496	159,057	155,496	159,057
Machinery and equipment	60,192	52,606	60,192	52,606
Assets under construction	373	308	373	308
Operating lease right-of-use assets	28,973	4,161	28,973	4,161
Financing leases	24	0	24	0
Cash and cash equivalents	6,669	2,214	6,669	2,214
Accounts receivable	6,567	6,674	6,567	6,674
Goodwill	67,102	81,202	67,102	81,202
Customer relationships	307,737	92,351	307,737	92,351
Other assets	2,495	120	2,495	120
Accounts payable and accrued expenses	(9,459)	(3,428)	(9,459)	(3,428)
Financing lease obligations	(24)	0	(24)	0
Operating lease obligations	(20,581)	(4,027)	(20,581)	(4,027)
Unearned revenue	(1,387)	(1,068)	(1,387)	(1,068)
Deferred tax liability	(19,831)	(33,031)	(19,831)	(33,031)
Total consideration	$ 633,569	$ 400,951	$ 633,569	$ 400,951