Consolidated Statements of Earnings and Comprehensive Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Net sales	$ 1,038.1	$ 975.3	$ 893.6
Cost of goods sold	643.0	641.8	578.2
Gross profit	395.1	333.5	315.4
Selling, general and administrative expenses	174.3	159.0	138.6
Equity earnings from joint venture	(96.6)	(74.9)	(67.0)
Operating income	317.4	249.4	243.8
Interest expense	38.4	39.2	35.4
Other non-operating (income), net	(20.4)	(32.5)	(13.7)
Earnings from continuing operations before income taxes	299.4	242.7	222.1
Income tax expense	57.1	53.1	1.5
Earnings from continuing operations	242.3	189.6	220.6
Net (loss) earnings from discontinued operations, net of tax expense of $12.0, $8.2 and $3.6	(1.8)	9.6	4.2
(Loss) from disposal of discontinued businesses, net of tax (benefit) of ($5.2), ($6.0) and ($4.1)	(26.0)	(13.3)	(105.2)
Net (loss) from discontinued operations	(27.8)	(3.7)	(101.0)
Net earnings	214.5	185.9	119.6
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	84.1	(27.6)	24.5
Derivative (loss) gain, net	(13.9)	1.1	(0.3)
Pension and postretirement adjustments	13.2	(32.9)	33.7
Total other comprehensive income (loss)	83.4	(59.4)	$ 57.9
Total comprehensive income	$ 297.9	$ 126.5
Earnings per share of common stock, continuing operations:
Basic	$ 4.97	$ 3.68	$ 4.12
Diluted	4.88	3.63	$ 4.08
(Loss) per share of common stock, discontinued operations:
Basic	(0.57)	(0.07)
Diluted	(0.56)	(0.07)
Net earnings per share of common stock:
Basic	4.40	3.61
Diluted	$ 4.32	$ 3.56
Average number of common shares outstanding:
Basic	48.7	51.3	53.3
Diluted	49.5	52.1	53.9
Restated [Member]
(Loss) from disposal of discontinued businesses, net of tax (benefit) of ($5.2), ($6.0) and ($4.1)			$ (105.2)
Net (loss) from discontinued operations			(101.0)
Net earnings	$ 214.5	$ 185.9	119.6
Other comprehensive income (loss), net of tax:
Total other comprehensive income (loss)	$ 83.4	$ (59.4)	57.9
Total comprehensive income			$ 177.5
(Loss) per share of common stock, discontinued operations:
Basic			$ (1.89)
Diluted			(1.87)
Net earnings per share of common stock:
Basic			2.23
Diluted			$ 2.21