Other Comprehensive Earnings (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Selling, general and administrative expenses	$ 443,843	$ 408,998
Other income, net	(2,129)	(2,843)
Earnings before provision for income taxes	275,703	289,250
Tax benefit	(49,550)	(56,481)
Net earnings	226,153	232,769
Reclassification out of Accumulated Other Comprehensive Income | Foreign currency translation:
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Selling, general and administrative expenses	5,915	0
Tax benefit	0	0
Net earnings	5,915	0
Reclassification out of Accumulated Other Comprehensive Income | Pension plans:
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings before provision for income taxes	789	3,355
Tax benefit	(208)	(773)
Net earnings	581	2,582
Reclassification out of Accumulated Other Comprehensive Income | Amortization of actuarial losses
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other income, net	521	3,085
Reclassification out of Accumulated Other Comprehensive Income | Amortization of prior service costs
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other income, net	268	270
Reclassification out of Accumulated Other Comprehensive Income | Cash flow hedges:
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Earnings before provision for income taxes	(2,029)	(1,833)
Tax benefit	453	422
Net earnings	$ (1,576)	$ (1,411)