Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net income (loss)	$ 641,700	$ 452,061
Adjustments to reconcile net income to net cash provided by operating activities:
Loss on disposal of assets and impairments	11,503	9,302
Depreciation	562,174	498,588
Amortization of intangibles	113,956	100,237
Loss on early extinguishment of debt	0	115,288
Deferred income taxes, net of acquisitions	91,098	(24,282)
Current period provision for expected credit losses	11,097	9,239
Amortization of debt issuance costs	3,879	3,887
Share-based compensation	48,395	42,694
Interest accretion	13,218	12,068
Payment of contingent consideration recorded in earnings	(2,982)	(520)
Adjustments to contingent consideration	(1,030)	89
Other	(8,412)	(1,286)
Net change in operating assets and liabilities, net of acquisitions	15,541	52,596
Net cash provided by operating activities	1,500,137	1,269,961
Cash flows from investing activities:
Payments for acquisitions, net of cash acquired	(1,272,910)	(561,276)
Capital expenditures for property and equipment	(618,313)	(479,480)
Proceeds from disposal of assets	23,341	10,109
Other	9,296	(4,193)
Net cash used in investing activities	(1,858,586)	(1,034,840)
Cash flows from financing activities:
Proceeds from long-term debt	3,148,624	1,943,192
Principal payments on notes payable and long-term debt	(2,052,412)	(1,814,034)
Premiums paid on early extinguishment of debt	0	(110,617)
Payment of contingent consideration recorded at acquisition date	(12,114)	(7,998)
Change in book overdraft	(5,983)	(563)
Payments for repurchase of common shares	(424,999)	(305,640)
Payments for cash dividends	(177,710)	(160,754)
Tax withholdings related to net share settlements of equity-based compensation	(17,466)	(18,576)
Debt issuance costs	(11,454)	(17,997)
Proceeds from issuance of shares under employee share purchase plan	3,271	1,275
Proceeds from sale of common shares held in trust	660	131
Net cash provided by (used in) financing activities	450,417	(491,581)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(3,210)	443
Net increase in cash, cash equivalents and restricted cash	88,758	(256,017)
Cash, cash equivalents and restricted cash at beginning of period	219,615	714,389
Cash, cash equivalents and restricted cash at end of period	308,373	458,372
Non-cash financing activities:
Liabilities assumed and notes payable issued to sellers of businesses acquired	$ 179,126	$ 103,016