Goodwill and Intangible Assets (Schedule of Carrying Amount and Accumulated Amortization of Intangible Asset) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Intangible assets subject to amortization:
Accumulated amortization	$ (78,039)	$ 70,940
Net carrying value	45,655
Total intangible assets, Gross carrying value	170,022	143,128
Total intangible assets, Net carrying value	$ 91,983	72,188
Minimum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	1 year
Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	25 years
Customer and Referral Relationships [Member]
Intangible assets subject to amortization:
Gross carrying value	$ 44,672	44,672
Accumulated amortization	(39,566)	(38,088)
Net carrying value	$ 5,106	6,584
Customer and Referral Relationships [Member] | Minimum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	5 years
Customer and Referral Relationships [Member] | Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	10 years
Trade Names and Trademarks [Member]
Intangible assets subject to amortization:
Gross carrying value	$ 59,566	52,046
Accumulated amortization	(23,857)	(21,058)
Net carrying value	$ 35,709	30,988
Trade Names and Trademarks [Member] | Minimum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	1 year
Trade Names and Trademarks [Member] | Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	20 years
Non-competition Agreements [Member]
Intangible assets subject to amortization:
Gross carrying value	$ 6,785	6,785
Accumulated amortization	(5,601)	(4,785)
Net carrying value	$ 1,184	2,000
Non-competition Agreements [Member] | Minimum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	3 years
Non-competition Agreements [Member] | Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	5 years
State Licenses [Member]
Intangible assets subject to amortization:
Gross carrying value	$ 12,671	12,517
Accumulated amortization	(9,015)	(7,009)
Net carrying value	3,656	5,508
Indefinite-Lived Intangible Assets (Excluding Goodwill)	$ 46,328	$ 27,108
State Licenses [Member] | Minimum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	6 years
State Licenses [Member] | Maximum [Member]
Finite Lived Intangible Assets [Line Items]
Intangible assets, estimated useful lives	10 years