Goodwill and Other Intangible Assets (Schedule of Acquired Identifiable Intangible Assets and Capitalized Purchased Software Costs) (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 168,816	$ 169,336
Accumulated Amortization	(119,870)	(118,314)
Net Carrying Amount	48,946	51,022
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	100,073	100,105
Accumulated Amortization	(74,312)	(71,947)
Net Carrying Amount	25,761	28,158
Capitalized Purchased Software Costs [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	44,574	45,062
Accumulated Amortization	(29,642)	(30,463)
Net Carrying Amount	14,932	14,599
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
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
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	869	869
Accumulated Amortization	(416)	(404)
Net Carrying Amount	$ 453	$ 465