Other Assets (Software package amortization) (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Other assets acquired [Line Items]
Gross Carrying Amount	$ 107,671	$ 93,404
Software Intangible assets
Other assets acquired [Line Items]
Gross Carrying Amount	165,866	142,988
Accumulated Amortization	58,195	49,584
Net Carrying Value	107,671	93,404
Software Intangible assets | Software development costs
Other assets acquired [Line Items]
Gross Carrying Amount	80,578	76,497
Accumulated Amortization	26,782	22,086
Net Carrying Value	53,796	54,411
Software Intangible assets | Software license costs
Other assets acquired [Line Items]
Gross Carrying Amount	46,146	42,868
Accumulated Amortization	24,669	18,048
Net Carrying Value	21,477	24,820
Software Intangible assets | Cloud computing arrangements
Other assets acquired [Line Items]
Gross Carrying Amount	39,142	23,623
Accumulated Amortization	6,744	9,450
Net Carrying Value	$ 32,398	$ 14,173