Discontinued Operations (Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss from discontinued operations, net of tax	$ 4,690	$ (261,058)	$ (14,742)	$ (34,989)	$ (162,268)	$ (30,331)	$ (106,167)	$ (25,594)	$ (306,099)	$ (324,360)	$ (108,756)
Global Ecommerce | Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue									728,462	1,187,423	1,055,159
Cost of revenue									737,856	1,195,975	1,076,079
Selling, general and administrative									105,909	115,652	120,024
Goodwill impairment									0	215,610	0
Other									12,589	22,769	7,828
Total costs and expenses									856,354	1,550,006	1,203,931
Loss from discontinued operations									(127,892)	(362,583)	(148,772)
Loss on sale									(213,842)	0	0
Loss from discontinued operations before taxes									(341,734)	(362,583)	(148,772)
Tax benefit									(35,635)	(38,223)	(40,016)
Loss from discontinued operations, net of tax									$ (306,099)	$ (324,360)	$ (108,756)