Goodwill and Other Intangible Assets (Schedule of Acquired Identifiable Intangible Assets and Capitalized Purchased Software Costs) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 169,336	$ 176,723
Accumulated amortization	(118,314)	(118,537)
Net carrying amount	51,022	58,186
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	100,105	100,072
Accumulated amortization	(71,947)	(65,958)
Net carrying amount	28,158	34,114
Capitalized Purchased Software Costs [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	45,062	52,483
Accumulated amortization	30,463	(36,702)
Net carrying amount	14,599	15,781
Technology Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	15,500	15,500
Accumulated amortization	(15,500)	(15,500)
Net carrying amount	0	0
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	869	868
Accumulated amortization	(404)	(377)
Net carrying amount	465	491
Trade Names and Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	7,800	7,800
Accumulated amortization	0	0
Net carrying amount	$ 7,800	$ 7,800