Accumulated Other Comprehensive Loss (Reclassifications) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Revenue	$ 871,495	$ 899,203	$ 1,798,437	$ 1,814,400
Interest expense, net	(21,007)	(24,346)	(43,131)	(49,504)
Selling, general and administrative expense	(226,638)	(236,190)	(469,423)	(474,292)
(Loss) income from continuing operations before taxes	(2,690)	25,791	22,334	(15,856)
Income tax provision	(7,026)	4,915	(2,823)	(9,077)
Net of tax	4,336	19,856	25,157	(11,685)
Reclassification out of Accumulated Other Comprehensive Loss | Cash flow hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Revenue	0	118	0	244
Cost of sales	49	(47)	63	(105)
Interest expense, net	138	(96)	275	(96)
(Loss) income from continuing operations before taxes	187	(25)	338	43
Income tax provision	47	(6)	83	11
Net of tax	140	(19)	255	32
Reclassification out of Accumulated Other Comprehensive Loss | Available for sale securities
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Revenue	(4)	1	(6)	0
Selling, general and administrative expense	35	217	22	259
(Loss) income from continuing operations before taxes	31	218	16	259
Income tax provision	8	55	5	65
Net of tax	23	163	11	194
Reclassification out of Accumulated Other Comprehensive Loss | Pension and postretirement benefit plans
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
(Loss) income from continuing operations before taxes	(10,099)	(13,496)	(20,296)	(26,641)
Income tax provision	(1,870)	(3,303)	(4,331)	(6,511)
Net of tax	(8,229)	(10,193)	(15,965)	(20,130)
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	(53)	(86)	(110)	(170)
Reclassification out of Accumulated Other Comprehensive Loss | Actuarial losses
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Pension and postretirement benefit plans	(10,046)	(13,096)	(20,186)	(26,157)
Reclassification out of Accumulated Other Comprehensive Loss | Settlement
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Pension and postretirement benefit plans	$ 0	$ (314)	$ 0	$ (314)