Accumulated Other Comprehensive Loss (Reclassifications) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Financing revenue	$ 776,481	$ 871,495	$ 1,611,019	$ 1,798,437
Interest expense, net	(22,920)	(21,007)	(45,262)	(43,131)
Selling, general and administrative expense	(222,549)	(226,638)	(464,669)	(469,423)
(Loss) income before taxes	(150,950)	(2,690)	(161,937)	22,334
Income tax provision	(9,415)	(7,026)	(12,665)	(2,823)
Net of tax	(141,535)	4,336	(149,272)	25,157
Reclassification out of Accumulated Other Comprehensive Loss | Cash flow hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	(34)	49	(33)	63
Interest expense, net	138	138	275	275
(Loss) income before taxes	104	187	242	338
Income tax provision	26	47	61	83
Net of tax	78	140	181	255
Reclassification out of Accumulated Other Comprehensive Loss | Available for sale securities
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Financing revenue	(1)	(4)	9	(6)
Selling, general and administrative expense	0	35	0	22
(Loss) income before taxes	(1)	31	9	16
Income tax provision	0	8	2	5
Net of tax	(1)	23	7	11
Reclassification out of Accumulated Other Comprehensive Loss | Pension and postretirement benefit plans
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
(Loss) income before taxes	(4,962)	(10,099)	(9,593)	(20,296)
Income tax provision	(1,223)	(1,870)	(2,365)	(4,331)
Net of tax	(3,739)	(8,229)	(7,228)	(15,965)
Reclassification out of Accumulated Other Comprehensive Loss | Prior service costs
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Pension and postretirement benefit plans	(67)	(53)	(132)	(110)
Reclassification out of Accumulated Other Comprehensive Loss | Actuarial losses
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Pension and postretirement benefit plans	(4,581)	(10,046)	(9,147)	(20,186)
Reclassification out of Accumulated Other Comprehensive Loss | Settlement
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Pension and postretirement benefit plans	$ (314)	$ 0	$ (314)	$ 0