SUPPLEMENTARY DATA (Tables)

6 Months Ended

Jun. 30, 2022

Supplementary Data [Abstract]

Summary of Accrued Liabilities

The following is a summary of accrued liabilities (in thousands):

	June 30,		December 31,
	2022		2021
Accrued operating expenses	$	251,146	$	302,024
Payroll, bonuses and benefits		167,585		162,688
Other		71,846		59,349
Total accrued liabilities	$	490,577	$	524,061

Summary of Allowance for Doubtful Accounts

The changes in the allowance for doubtful accounts are as follows (in thousands):

	Balance at		Additions/Charged											Balance at
	Beginning		to Costs and					Foreign			Assets Held			End of
	of Year		Expenses, Net		Deductions			Exchange			for Sale			Period
Six Months Ended June 30, 2022	$	57,102	$	9,499	$	(1,729	)	$	(1,991	)	$	(250	)	$	62,631

Summary of Supplemental Cash Flow

The Company’s supplemental cash flow information is as follows (in thousands):

	Six Months Ended June 30,
	2022		2021
Supplemental information:
Cash paid for interest	$	98,314	$	102,393
Cash payments for income taxes		19,729		20,976
Non-cash investing and financing activities:
Capital expenditures included in accounts payable and accrued liabilities	$	6,617	$	8,985
Establishment and acquisition of non-controlling interests		414,985		3,087,301
Tax receivable agreements liability adjustments		775		32,081
Accretion of redeemable non-controlling interests		87,008		596
Investment in affiliates retained from a business divestiture		196,345		—
Deferred consideration in connection with acquisitions		31,770		—
Issuance of Class A common stock due to an acquisition		11,014		—