Credit Facility and Acquisition Debt (Narrative) (Details)	3 Months Ended	12 Months Ended
	Dec. 31, 2025 USD ($) letter_of_credit	Dec. 31, 2025 USD ($) letter_of_credit	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	May 27, 2022 USD ($)
Debt Instrument [Line Items]
Letters of Credit | letter_of_credit	1	1
Debt instrument, term		41 months
Amortization of debt issuance costs		$ 512,000	$ 622,000	$ 699,000
Line Of Credit Facility Accordion Provision	$ 75,000,000.0	75,000,000.0
Debt issuance costs, net of accumulated amortization of $3,300 and $2,947, respectively	$ 1,265,000	1,265,000	1,618,000
Business Combination, Series of Individually Immaterial Business Combinations
Debt Instrument [Line Items]
Interest expense		$ 367,000	406,000
Line of Credit | Prime Rate
Debt Instrument [Line Items]
Debt instrument interest rate (in percent)		1.13%
Line of Credit | Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Debt instrument interest rate (in percent)		2.50%
Deferred Purchase Price Notes
Debt Instrument [Line Items]
Interest expense				291,000
Deferred Purchase Price Notes | Minimum
Debt Instrument [Line Items]
Deferred purchase price notes payable to sellers of acquired entities, discounted imputed interest rate (in Percent)	6.50%	6.50%
Debt instrument, term	9 years
Deferred Purchase Price Notes | Maximum
Debt Instrument [Line Items]
Deferred purchase price notes payable to sellers of acquired entities, discounted imputed interest rate (in Percent)	8.50%	8.50%
Debt instrument, term	20 years
Credit Agreement
Debt Instrument [Line Items]
Long-term debt	$ 126,700,000	$ 126,700,000
Interest expense		8,948,000	13,390,000	17,251,000
Letter of Credit
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity			15,000,000.0
Swingline
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity			10,000,000.0
Loans Payable
Debt Instrument [Line Items]
Amortization of debt issuance costs		353,000	469,000	$ 552,000
Credit Agreement Amendment
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity					$ 250,000,000.0
Revolving Credit Facility, Secured, Floating Rate
Debt Instrument [Line Items]
Present value of future deferred payments		2,200,000
Revolving Credit Facility, Secured, Floating Rate | Revolving Credit Facility | Line of Credit
Debt Instrument [Line Items]
Long-term debt	126,700,000	126,700,000	$ 137,000,000
Remaining borrowing capacity	$ 121,100,000	$ 121,100,000
Revolving Credit Facility, Secured, Floating Rate | Revolving Credit Facility | Credit Agreement
Debt Instrument [Line Items]
Debt Instrument, Interest Rate During Period		6.70%	8.70%
Ratio Actual
Debt Instrument [Line Items]
Ratio of indebtedness to net capital (in ratio)	5.00	5.00
Ratio Actual | Revolving Credit Facility, Secured, Floating Rate | Revolving Credit Facility | Line of Credit
Debt Instrument [Line Items]
Ratio of earnings to fixed cost obligations (in ratio)	1.20	1.20