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Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025	Sep. 30, 2025
Other noncurrent assets
Marketable securities - restricted (SERP)	$ 767	$ 705
Restricted cash	1,450	1,450	$ 1,450
Total assets at fair value	361,676	310,825
Liabilities:
Contingent consideration	206	31,258
Total liabilities at fair value	206	31,258
Corporate debt securities
Marketable securities
Marketable securities	183,575	164,519
Municipal debt securities
Marketable securities
Marketable securities		14,716
U.S government agency securities
Marketable securities
Marketable securities	0	987
Cash
Assets:
Cash and cash equivalents	59,213	56,371
Money market funds
Assets:
Cash and cash equivalents	116,671	72,077
Level 1
Other noncurrent assets
Marketable securities - restricted (SERP)	32	27
Restricted cash	1,450	1,450
Total assets at fair value	177,366	129,925
Liabilities:
Contingent consideration	0	0
Total liabilities at fair value	0	0
Level 1 \| Corporate debt securities
Marketable securities
Marketable securities	0	0
Level 1 \| Municipal debt securities
Marketable securities
Marketable securities		0
Level 1 \| U.S government agency securities
Marketable securities
Marketable securities	0	0
Level 1 \| Cash
Assets:
Cash and cash equivalents	59,213	56,371
Level 1 \| Money market funds
Assets:
Cash and cash equivalents	116,671	72,077
Level 2
Other noncurrent assets
Marketable securities - restricted (SERP)	735	678
Restricted cash	0	0
Total assets at fair value	184,310	180,900
Liabilities:
Contingent consideration	0	0
Total liabilities at fair value	0	0
Level 2 \| Corporate debt securities
Marketable securities
Marketable securities	183,575	164,519
Level 2 \| Municipal debt securities
Marketable securities
Marketable securities		14,716
Level 2 \| U.S government agency securities
Marketable securities
Marketable securities	0	987
Level 2 \| Cash
Assets:
Cash and cash equivalents	0	0
Level 2 \| Money market funds
Assets:
Cash and cash equivalents	0	0
Level 3
Other noncurrent assets
Marketable securities - restricted (SERP)	0	0
Restricted cash	0	0
Total assets at fair value	0	0
Liabilities:
Contingent consideration	206	31,258
Total liabilities at fair value	206	31,258
Level 3 \| Corporate debt securities
Marketable securities
Marketable securities	0	0
Level 3 \| Municipal debt securities
Marketable securities
Marketable securities		0
Level 3 \| U.S government agency securities
Marketable securities
Marketable securities	0	0
Level 3 \| Cash
Assets:
Cash and cash equivalents	0	0
Level 3 \| Money market funds
Assets:
Cash and cash equivalents	$ 0	$ 0