CONSOLIDATED STATEMENTS OF EARNINGS (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Statement [Abstract]
Revenues	$ 205.8	$ 235.9	$ 521.1	$ 620.9
Cost of goods sold	130.6	142.3	339.6	381.5
Restructuring charges - cost of goods sold	0.0	0.1	2.3	1.0
Gross profit	75.2	93.5	179.2	238.4
Research and development expenses	21.9	23.4	70.2	73.1
Selling and administrative expenses	32.0	34.6	99.3	111.1
Asset Impairment Charges	7.6	0.0	7.6	0.0
Restructuring charges	0.1	1.9	10.5	3.8
Operating expenses	61.6	59.9	187.6	188.0
Operating earnings (loss)	13.6	33.6	(8.4)	50.4
Interest expense, net	4.7	3.8	12.5	10.9
Other expense (income), net	1.0	(0.6)	0.2	(0.1)
Earnings (loss) before income taxes and discontinued operations	7.9	30.4	(21.1)	39.6
Provision for income taxes	2.3	5.0	5.6	11.0
Earnings (loss) from continuing operations	5.6	25.4	(26.7)	28.6
Earnings from discontinued operations, net	0.0	0.0	3.7	0.0
Net earnings (loss)	$ 5.6	$ 25.4	$ (23.0)	$ 28.6
Earnings per share:
Earnings (loss) from continuing operations, per basic share	$ 0.06	$ 0.28	$ (0.29)	$ 0.31
Earnings (loss) from continuing operations, per diluted share	0.06	0.27	(0.29)	0.31
Earnings from discontinued operations, per basic share	0	0	0.04	0
Earnings from discontinued operations, per diluted share	0	0	0.04	0
Net earnings (loss) per share, basic	0.06	0.28	(0.25)	0.31
Net earnings (loss) per share, diluted	$ 0.06	$ 0.27	$ (0.25)	$ 0.31
Weighted-average common shares outstanding:
Basic (in shares)	91,688,765	91,398,539	91,707,702	90,988,468
Diluted (in shares)	92,473,318	93,859,446	91,707,702	92,655,874