Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2023

Fair Value Disclosures [Abstract]

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

The following table summarizes our assets and (liabilities) at September 30, 2023 and December 31, 2022, 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	September 30, 2023		December 31, 2022
Deferred compensation plan assets	1	$	130,284	$	118,862
Available-for-sale debt securities	1	39,328		43,485
Other depository assets	1	519		868
Deferred compensation plan liabilities	1	(130,284)		(118,862)
Interest rate swaps	2	8,183		7,809
Contingent purchase price liabilities	3	(120,014)		(132,010)

Summary 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 nine months ended September 30, 2023 and 2022 (pre-tax basis) (in thousands):

	2023		2022
Beginning balance – December 31	$	(132,010)	$	(79,139)
Additions from business acquisitions	(32,142)		(74,199)
Settlement of contingent purchase price liabilities	46,209		14,047
Change in fair value of contingencies	58		461
Change in net present value of contingencies	(2,129)		(2,378)
Ending balance – September 30	$	(120,014)	$	(141,208)