Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2024

Fair Value Disclosures [Abstract]

Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following table summarizes our assets and (liabilities) at March 31, 2024 and December 31, 2023, respectively, that are measured at fair value on a recurring basis subsequent to initial recognition and indicates the fair value hierarchy of the valuation techniques utilized by us to determine such fair value (in thousands):

	Level	March 31, 2024		December 31, 2023
Deferred compensation plan assets	1	$	157,709	$	143,499
Available-for-sale debt securities	1	38,509		39,459
Other depository assets	1	2,064		1,031
Deferred compensation plan liabilities	1	(157,709)		(143,499)
Interest rate swaps	2	5,281		3,999
Bank debt	2	(436,344)		(310,826)
Contingent purchase price liabilities	3	(94,186)		(114,946)

Schedule of Change in Level 3 Fair Values of Contingent Purchase Price Liabilities

The following table summarizes the change in Level 3 fair values of our contingent purchase price liabilities for the three months ended March 31, 2024 and 2023 (pre-tax basis, in thousands):

	2024		2023
Beginning balance – December 31	$	(114,946)	$	(132,010)
Additions from business acquisitions	(13,522)		(24,840)
Settlement of contingent purchase price liabilities	34,716		31,724
Change in fair value of contingencies	70		(10)
Change in net present value of contingencies	(504)		(620)
Ending balance – March 31	$	(94,186)	$	(125,756)

Summary of Contingent Consideration

The following table summarizes the changes in contingent purchase price consideration for previous acquisitions and contingent payments made for previous business acquisitions in the three months ended March 31, 2024 and 2023, respectively (in thousands):

	Three Months Ended March 31,
	2024		2023
Net expense	$	434	$	630
Cash settlement paid	$	30,957	$	28,434
Shares issued (number)	60		70