Goodwill and Other Intangible Assets (Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Amortized intangible assets
Original Cost	$ 306,312	$ 300,134
Accumulated Amortization	236,967	214,555
Net Book Value	69,345	85,579
Customer lists
Amortized intangible assets
Original Cost	153,410	149,880
Accumulated Amortization	97,645	83,823
Net Book Value	55,765	66,057
Non-compete agreements
Amortized intangible assets
Original Cost	22,277	22,240
Accumulated Amortization	21,756	21,514
Net Book Value	521	726
Supply agreement
Amortized intangible assets
Original Cost	8,720	8,720
Accumulated Amortization	8,720	8,374
Net Book Value	0	346
Technology
Amortized intangible assets
Original Cost	13,399	13,400
Accumulated Amortization	12,898	11,558
Net Book Value	501	1,842
Trademarks and patents
Amortized intangible assets
Original Cost	16,049	15,810
Accumulated Amortization	15,437	14,302
Net Book Value	612	1,508
Software
Amortized intangible assets
Original Cost	91,615	89,241
Accumulated Amortization	80,054	74,541
Net Book Value	11,561	14,700
Other
Amortized intangible assets
Original Cost	842	843
Accumulated Amortization	457	443
Net Book Value	$ 385	$ 400
Minimum
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	1 year
Minimum | Customer lists
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	3 years
Minimum | Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	1 year
Minimum | Supply agreement
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	10 years
Minimum | Technology
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	10 years
Minimum | Trademarks and patents
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	7 years
Minimum | Software
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	2 years
Minimum | Other
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	3 years
Maximum
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	10 years
Maximum | Customer lists
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	10 years
Maximum | Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	7 years
Maximum | Supply agreement
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	10 years
Maximum | Technology
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	10 years
Maximum | Trademarks and patents
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	10 years
Maximum | Software
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	10 years
Maximum | Other
Finite-Lived Intangible Assets [Line Items]
Useful Life (in years)	5 years