Debt Obligations - Other (Details)	12 Months Ended
	Dec. 31, 2024 USD ($) item	Dec. 31, 2022 USD ($)	Dec. 31, 2023 USD ($)
Debt Obligations
Financing and professional cost		$ 2,297,000
Asset pledged as collateral
Debt Obligations
Book value of assets	$ 220,800,000
Notes to Former Owners
Other disclosures
Cumulative number of companies acquired | item	8
Notes to former owners	$ 67,593,000
Revolving credit facility
Debt Obligations
Borrowing capacity	850,000,000
Outstanding borrowings	0		$ 0
Letters of credit amount outstanding	80,000,000
Credit available	$ 770,000,000
Number of quarters of net earnings used for the calculation of the credit facility adjusted EBITDA | item	4
Principal financial covenants
Number of interest rate options | item	2
Number of quarters of Adjusted EBITDA and interest expense used for calculation of fixed charge coverage ratio | item	4
Revolving credit facility | Net Leverage Ratio, Less Than or Equal To 3.25
Principal financial covenants
Net leverage ratio used as basis for other restrictions	3.25
Revolving credit facility | Net Leverage Ratio, Less Than or Equal To 2.75
Principal financial covenants
Net leverage ratio used as basis for other restrictions	2.75
Revolving credit facility | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: Less than 1.00
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Commitment fees payable on unused portion of the facility (as a percent)	0.15%
Revolving credit facility | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 1.00 to less than 1.75
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Commitment fees payable on unused portion of the facility (as a percent)	0.175%
Revolving credit facility | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 1.75 to less than 2.50
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Commitment fees payable on unused portion of the facility (as a percent)	0.20%
Revolving credit facility | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 2.50 to less than 3.00
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Commitment fees payable on unused portion of the facility (as a percent)	0.225%
Revolving credit facility | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 3.00 or Greater
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Commitment fees payable on unused portion of the facility (as a percent)	0.25%
Revolving credit facility | Minimum
Principal financial covenants
Interest coverage ratio	3
Revolving credit facility | Maximum
Debt Obligations
Line of credit borrowing capacity accordion option	$ 250,000,000
Principal financial covenants
Maximum cash adjustment allowed in net leverage ratio calculation	$ 100,000,000
Leverage ratio	3.5
Revolving credit facility | SOFR | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: Less than 1.00
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.00%
Revolving credit facility | SOFR | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 1.00 to less than 1.75
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.25%
Revolving credit facility | SOFR | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 1.75 to less than 2.50
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.50%
Revolving credit facility | SOFR | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 2.50 to less than 3.00
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.75%
Revolving credit facility | SOFR | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 3.00 or Greater
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	2.00%
Revolving credit facility | Variable rate base rate
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.00%
Revolving credit facility | Variable rate base rate | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: Less than 1.00
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	0.00%
Revolving credit facility | Variable rate base rate | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 1.00 to less than 1.75
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	0.25%
Revolving credit facility | Variable rate base rate | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 1.75 to less than 2.50
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	0.50%
Revolving credit facility | Variable rate base rate | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 2.50 to less than 3.00
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	0.75%
Revolving credit facility | Variable rate base rate | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 3.00 or Greater
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.00%
Revolving credit facility | Letter of credit
Debt Obligations
Borrowing capacity	$ 175,000,000
Revolving credit facility | Letter of credit | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: Less than 1.00
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.00%
Revolving credit facility | Letter of credit | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 1.00 to less than 1.75
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.25%
Revolving credit facility | Letter of credit | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 1.75 to less than 2.50
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.50%
Revolving credit facility | Letter of credit | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 2.50 to less than 3.00
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.75%
Revolving credit facility | Letter of credit | Consolidated Total Indebtedness to Credit Facility Adjusted EBITDA: 3.00 or Greater
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	2.00%
Federal Funds Rate | Revolving credit facility | Variable rate base rate
Market rates relating to interest options
Market rate (as a percent)	4.83%
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	0.50%
One-month SOFR | Revolving credit facility
Market rates relating to interest options
Variable rate basis	One-month SOFR
Market rate (as a percent)	4.53%
One-month SOFR | Revolving credit facility | Variable rate base rate
Market rates relating to interest options
Market rate (as a percent)	5.53%
Debt Instrument, Interest Rate, Effective Percentage [Abstract]
Additional per annum interest margin (as a percent)	1.00%
Three-month SOFR | Revolving credit facility
Market rates relating to interest options
Variable rate basis	Three-month SOFR
Market rate (as a percent)	4.69%
Six-month SOFR | Revolving credit facility
Market rates relating to interest options
Variable rate basis	Six-month SOFR
Market rate (as a percent)	5.03%
Variable Rate Wells Fargo Bank N A Prime Rate | Revolving credit facility | Variable rate base rate
Market rates relating to interest options
Market rate (as a percent)	7.50%