Fair Value of Financial Instruments - Fair Value of Financial Assets and Liabilities (Details) - Fair Value, Recurring - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Assets:
Total assets	$ 39,289	$ 37,219
Liabilities:
Acquisition contingent consideration	955	1,196
Deferred compensation plan liabilities	82,807	79,081
Cash-settled equity awards	823	536
Total liabilities	84,585	80,813
Deferred compensation plan, current	2,133	2,067
Interest Rate Swap
Assets:
Interest rate swap	32,711	37,200
Level 1
Assets:
Total assets	6,578	19
Liabilities:
Acquisition contingent consideration	0	0
Deferred compensation plan liabilities	82,807	79,081
Cash-settled equity awards	823	536
Total liabilities	83,630	79,617
Level 1 | Interest Rate Swap
Assets:
Interest rate swap	0	0
Level 2
Assets:
Total assets	32,711	37,200
Liabilities:
Acquisition contingent consideration	0	0
Deferred compensation plan liabilities	0	0
Cash-settled equity awards	0	0
Total liabilities	0	0
Level 2 | Interest Rate Swap
Assets:
Interest rate swap	32,711	37,200
Level 3
Assets:
Total assets	0	0
Liabilities:
Acquisition contingent consideration	955	1,196
Deferred compensation plan liabilities	0	0
Cash-settled equity awards	0	0
Total liabilities	955	1,196
Level 3 | Interest Rate Swap
Assets:
Interest rate swap	0	0
Money Market Funds
Assets:
Money market funds	6,578	19
Money Market Funds | Level 1
Assets:
Money market funds	6,578	19
Money Market Funds | Level 2
Assets:
Money market funds	0	0
Money Market Funds | Level 3
Assets:
Money market funds	$ 0	$ 0