Unaudited Condensed Consolidated Statements of Changes in Equity - USD ($) $ in Millions	Total	Revision of Prior Period, Adjustment	Aftermarket sales [Member]	Other revenue [Member]	Americas [Member]	Americas [Member] Aftermarket sales [Member]	Americas [Member] Other revenue [Member]	Sales Channel, Through Intermediary [Member]	Sales Channel, Through Intermediary [Member] Americas [Member]	Sales Channel, Directly to Consumer [Member]	Sales Channel, Directly to Consumer [Member] Americas [Member]	Parent [Member]	Parent [Member] Revision of Prior Period, Adjustment	Common Stock [Member] Common Class A [Member]	Common Stock [Member] Common Class B [Member]	Treasury Stock [Member]	Capital in Excess of Par Value [Member]	Retained Earnings [Member]	Retained Earnings [Member] Cumulative Effect, Period of Adoption, Adjustment	Foreign Currency Translation Adjustment [Member]	Deferred Gain (Loss) on Cash Flow Hedging [Member]	Deferred Gain (Loss) on Cash Flow Hedging [Member] Revision of Prior Period, Adjustment	Pension Adjustment [Member]	Pension Adjustment [Member] Revision of Prior Period, Adjustment	Noncontrolling Interest [Member]
Balance at Dec. 31, 2018	$ 559.5	$ 1.4										$ 527.4	$ 1.4	$ 0.1	$ 0.1	$ (24.1)	$ 321.5	$ 407.3	$ 5.3	$ (85.9)	$ (15.5)	$ 0.9	$ (76.1)	$ (4.8)	$ 32.1
Capital in Excess of Par Value
Stock-based compensation												4.8					4.8
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	0.0											0.0				7.6	(7.6)
Treasury Stock, Value, Acquired, Cost Method	(0.2)											(0.2)				(0.2)
Retained Earnings
Net Income Attributable to Stockholders	19.6				$ 29.8							19.6						19.6
Cash dividends	(10.5)											(10.4)						(10.4)
Accumulated Other Comprehensive Income (Loss)
Foreign currency translation adjustment	0.2																			0.2
Deferred gain (loss) on cash flow hedging	(10.1)																				(10.1)
Current period pension adjustment	0.0																						0.0
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	(9.9)											(9.9)
Reclassification of hedging activities into earnings	3.3																				3.3
Reclassification of pension into earnings	1.6																						1.6
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	4.9											4.9
Net Income	20.1
Noncontrolling Interest Items [Abstract]
Net (income) loss attributable to noncontrolling interest	0.5																								0.5
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders																									(0.1)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest	0.0
Balance at Jun. 30, 2019	570.1											537.6		0.1	0.1	(16.7)	318.7	421.8		(85.7)	(21.4)		(79.3)		32.5
Noncontrolling Interest Items [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax	0.0		$ 264.7	$ 166.3		$ 198.9	$ 64.2	$ 973.8	$ 530.7	$ 286.2	$ 278.4
Revenues	1,691.0				1,072.2
Balance at Mar. 31, 2019	551.4											519.5		0.1	0.1	(17.1)	317.4	410.8		(88.2)	(23.6)		(80.0)		31.9
Capital in Excess of Par Value
Stock-based compensation	1.7											1.7					1.7
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	0.0											0.0				0.4	(0.4)
Retained Earnings
Net Income Attributable to Stockholders	16.2				17.7							16.2						16.2
Cash dividends	(5.3)											(5.2)						(5.2)
Accumulated Other Comprehensive Income (Loss)
Foreign currency translation adjustment	2.5																			2.5
Deferred gain (loss) on cash flow hedging	(0.3)																				(0.3)
Current period pension adjustment	0.0																						0.0
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	2.2											2.2
Reclassification of hedging activities into earnings	2.5																				2.5
Reclassification of pension into earnings	0.7																						0.7
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	3.2											3.2
Net Income	16.9
Noncontrolling Interest Items [Abstract]
Net (income) loss attributable to noncontrolling interest	0.7																								0.7
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders																									(0.1)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest	0.0
Balance at Jun. 30, 2019	570.1											537.6		0.1	0.1	(16.7)	318.7	421.8		(85.7)	(21.4)		(79.3)		32.5
Noncontrolling Interest Items [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax	0.0		129.6	83.8		98.0	35.2	480.7	246.2	162.1	158.3
Revenues	856.2				537.7
Balance at Dec. 31, 2019	577.0											544.3		0.1	0.1	(15.9)	321.3	427.4		(92.9)	(18.5)		(77.3)		32.7
Capital in Excess of Par Value
Stock-based compensation	0.6											0.6					0.6
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	0.0											0.0				8.8	(8.8)
Treasury Stock, Value, Acquired, Cost Method	(0.1)											(0.1)				(0.1)
Retained Earnings
Net Income Attributable to Stockholders	18.9				41.3							18.9						18.9
Cash dividends	(10.9)											(10.6)						(10.6)
Accumulated Other Comprehensive Income (Loss)
Foreign currency translation adjustment	(17.2)																			(17.2)
Deferred gain (loss) on cash flow hedging	(14.6)																				(14.6)
Current period pension adjustment	0.0																						0.0
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	(31.8)											(31.8)
Reclassification of hedging activities into earnings	8.4																				8.4
Reclassification of pension into earnings	1.8																						1.8
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	10.2											10.2
Net Income	19.6
Noncontrolling Interest Items [Abstract]
Net (income) loss attributable to noncontrolling interest	0.7																								0.7
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders																									(0.3)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest	(0.9)																								(0.9)
Balance at Jun. 30, 2020	563.7											531.5		0.1	0.1	(7.2)	313.1	435.7		(110.1)	(24.7)		(75.5)		32.2
Noncontrolling Interest Items [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax	0.0		253.8	132.6		198.4	53.7	792.0	497.7	261.7	255.7
Revenues	1,440.1				1,005.5
Balance at Mar. 31, 2020	542.7											510.4		0.1	0.1	(7.6)	313.2	437.4		(118.4)	(38.0)		(76.4)		32.3
Capital in Excess of Par Value
Stock-based compensation	0.3											0.3					0.3
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	0.0											0.0				0.4	(0.4)
Retained Earnings
Net Income Attributable to Stockholders	3.6				13.5							3.6						3.6
Cash dividends	(5.6)											(5.3)						(5.3)
Accumulated Other Comprehensive Income (Loss)
Foreign currency translation adjustment	8.3																			8.3
Deferred gain (loss) on cash flow hedging	7.9																				7.9
Current period pension adjustment	0.0																						0.0
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax	16.2											16.2
Reclassification of hedging activities into earnings	5.4																				5.4
Reclassification of pension into earnings	0.9																						0.9
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax	6.3											6.3
Net Income	4.0
Noncontrolling Interest Items [Abstract]
Net (income) loss attributable to noncontrolling interest	0.4																								0.4
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders																									(0.3)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest	(0.2)																								(0.2)
Balance at Jun. 30, 2020	563.7											$ 531.5		$ 0.1	$ 0.1	$ (7.2)	$ 313.1	$ 435.7		$ (110.1)	$ (24.7)		$ (75.5)		$ 32.2
Noncontrolling Interest Items [Abstract]
Revenue from Contract with Customer, Excluding Assessed Tax	0.0		$ 118.2	$ 66.0		$ 93.3	$ 30.1	$ 346.9	$ 210.4	$ 123.3	$ 121.0
Revenues	$ 654.4				$ 454.8