Consolidated Statements Of Equity - USD ($) $ in Millions	Common Stock [Member]	Capital In Excess Of Par Value [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2012	$ 0.6	$ 1,076.8	$ 113.1		$ (471.4)	$ 719.1
Common stock shares, balance at Dec. 31, 2012	58,934,050
Stock issuance, net	530,259
Share-based employee compensation		21.6				21.6
Net earnings			94.1			94.1
Repurchase of common stock				$ (261.4)		(261.4)
Repurchase of common stock, shares	(5,057,382)
Repurchase of common stock, shares				5,057,382
Other comprehensive income (loss)					99.8	99.8
Balance at Dec. 31, 2013	$ 0.6	1,098.4	207.2	$ (261.4)	(371.6)	673.2
Common stock shares, balance at Dec. 31, 2013	54,406,927
Treasury stock shares, balance at Dec. 31, 2013				5,057,382
Stock issuance, net	719,226
Share-based employee compensation		36.0				36.0
Net earnings			63.8			63.8
Other comprehensive income (loss)					(123.9)	(123.9)	[1]
Balance at Dec. 31, 2014	$ 0.6	1,134.4	271.0	$ (261.4)	(495.5)	$ 649.1
Common stock shares, balance at Dec. 31, 2014	55,126,153					55,126,153
Treasury stock shares, balance at Dec. 31, 2014				5,057,382		5,057,382
Stock issuance, net	232,911
Share-based employee compensation		17.4				$ 17.4
Net earnings			94.2			94.2
Other comprehensive income (loss)					8.1	8.1	[1]
Balance at Dec. 31, 2015	$ 0.6	$ 1,151.8	$ 365.2	$ (261.4)	$ (487.4)	$ 768.8
Common stock shares, balance at Dec. 31, 2015	55,359,064					55,359,064
Treasury stock shares, balance at Dec. 31, 2015				5,057,382		5,057,382

[1] Amounts are net of tax