Subsidiary Guarantors of Senior Notes - Consolidating Balance Sheets (Details) - USD ($) $ in Millions	Jun. 30, 2018	Jan. 01, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 103.9		$ 128.4
Restricted cash	0.3		0.3
Accounts receivable — net	125.4		83.7
Inventories — net	198.0	$ 153.4	152.3
Prepaids and other current assets	28.6		19.0
Total current assets	456.2		383.7
Property, plant and equipment — net	115.5		112.2
Goodwill	936.7		846.1
Other intangible assets — net	565.8		461.4
Intercompany long-term note receivable	0.0		0.0
Due from affiliates	0.0		0.0
Investment in subsidiaries	0.0		0.0
Other non-current assets	37.1		37.0
Total assets	2,111.3		1,840.4
Current liabilities:
Accounts payable	125.7		103.6
Accrued expenses and other liabilities	139.6		161.7
Short-term borrowings	30.0		0.0
Current portion of capital leases	0.6		0.7
Product warranties	26.9		24.1
Total current liabilities	322.8		290.1
Non-Current Liabilities:
Long-term debt and capital leases	1,407.8		1,232.2
Deferred income taxes	120.7		92.3
Pension and postretirement health obligations	44.7		48.3
Intercompany long-term note payable	0.0		0.0
Due to affiliates	0.0		0.0
Investment in subsidiaries	0.0		0.0
Other long-term liabilities	74.5		67.1
Total non-current liabilities	1,647.7		1,439.9
Total equity	140.8		110.4
Total liabilities and equity	2,111.3		1,840.4
Eliminations
Current assets:
Cash and cash equivalents	0.0		(0.8)
Restricted cash	0.0		0.0
Accounts receivable — net	(2.1)		(1.0)
Inventories — net	0.0		0.0
Prepaids and other current assets	0.0		0.0
Total current assets	(2.1)		(1.8)
Property, plant and equipment — net	0.1		0.0
Goodwill	0.0		0.0
Other intangible assets — net	0.0		0.0
Intercompany long-term note receivable	(40.0)		(20.0)
Due from affiliates	(3,264.3)		(3,239.8)
Investment in subsidiaries	(4,071.9)		(4,015.6)
Other non-current assets	(9.5)		(7.7)
Total assets	(7,387.7)		(7,284.9)
Current liabilities:
Accounts payable	(2.0)		(1.8)
Accrued expenses and other liabilities	0.0		0.0
Short-term borrowings	0.0
Current portion of capital leases	0.0		0.0
Product warranties	0.0		0.0
Total current liabilities	(2.0)		(1.8)
Non-Current Liabilities:
Long-term debt and capital leases	0.0		0.0
Deferred income taxes	0.0		0.0
Pension and postretirement health obligations	(9.5)		(7.7)
Intercompany long-term note payable	(40.0)		(20.0)
Due to affiliates	(3,264.3)		(3,239.8)
Investment in subsidiaries	(410.6)		(430.8)
Other long-term liabilities	0.0		0.0
Total non-current liabilities	(3,724.4)		(3,698.3)
Total equity	(3,661.3)		(3,584.8)
Total liabilities and equity	(7,387.7)		(7,284.9)
Parent
Current assets:
Cash and cash equivalents	9.5		8.8
Restricted cash	0.0		0.0
Accounts receivable — net	0.0		0.0
Inventories — net	0.0		0.0
Prepaids and other current assets	12.8		5.3
Total current assets	22.3		14.1
Property, plant and equipment — net	0.4		0.5
Goodwill	0.0		0.0
Other intangible assets — net	0.0		0.0
Intercompany long-term note receivable	20.0		0.0
Due from affiliates	0.0		0.0
Investment in subsidiaries	4,071.9		4,015.6
Other non-current assets	10.3		10.8
Total assets	4,124.9		4,041.0
Current liabilities:
Accounts payable	0.2		0.2
Accrued expenses and other liabilities	9.4		19.1
Short-term borrowings	0.0
Current portion of capital leases	0.0		0.0
Product warranties	0.0		0.0
Total current liabilities	9.6		19.3
Non-Current Liabilities:
Long-term debt and capital leases	1,326.1		1,230.2
Deferred income taxes	71.8		74.7
Pension and postretirement health obligations	49.6		51.3
Intercompany long-term note payable	15.7		15.7
Due to affiliates	2,468.9		2,501.4
Investment in subsidiaries	0.0		0.0
Other long-term liabilities	42.4		38.0
Total non-current liabilities	3,974.5		3,911.3
Total equity	140.8		110.4
Total liabilities and equity	4,124.9		4,041.0
Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	1.0		0.0
Restricted cash	0.0		0.0
Accounts receivable — net	0.0		0.0
Inventories — net	88.6		69.8
Prepaids and other current assets	5.2		5.9
Total current assets	94.8		75.7
Property, plant and equipment — net	69.6		68.7
Goodwill	832.4		832.4
Other intangible assets — net	382.1		396.3
Intercompany long-term note receivable	20.0		20.0
Due from affiliates	3,264.3		3,239.8
Investment in subsidiaries	0.0		0.0
Other non-current assets	4.5		5.2
Total assets	4,667.7		4,638.1
Current liabilities:
Accounts payable	60.4		58.2
Accrued expenses and other liabilities	77.9		86.1
Short-term borrowings	0.0
Current portion of capital leases	0.5		0.5
Product warranties	16.8		16.2
Total current liabilities	155.6		161.0
Non-Current Liabilities:
Long-term debt and capital leases	1.0		1.2
Deferred income taxes	0.0		0.0
Pension and postretirement health obligations	4.6		4.7
Intercompany long-term note payable	0.0		0.0
Due to affiliates	0.0		0.0
Investment in subsidiaries	410.6		430.8
Other long-term liabilities	24.0		24.8
Total non-current liabilities	440.2		461.5
Total equity	4,071.9		4,015.6
Total liabilities and equity	4,667.7		4,638.1
Non- Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	93.4		120.4
Restricted cash	0.3		0.3
Accounts receivable — net	127.5		84.7
Inventories — net	109.4		82.5
Prepaids and other current assets	10.6		7.8
Total current assets	341.2		295.7
Property, plant and equipment — net	45.4		43.0
Goodwill	104.3		13.7
Other intangible assets — net	183.7		65.1
Intercompany long-term note receivable	0.0		0.0
Due from affiliates	0.0		0.0
Investment in subsidiaries	0.0		0.0
Other non-current assets	31.8		28.7
Total assets	706.4		446.2
Current liabilities:
Accounts payable	67.1		47.0
Accrued expenses and other liabilities	52.3		56.5
Short-term borrowings	30.0
Current portion of capital leases	0.1		0.2
Product warranties	10.1		7.9
Total current liabilities	159.6		111.6
Non-Current Liabilities:
Long-term debt and capital leases	80.7		0.8
Deferred income taxes	48.9		17.6
Pension and postretirement health obligations	0.0		0.0
Intercompany long-term note payable	24.3		4.3
Due to affiliates	795.4		738.4
Investment in subsidiaries	0.0		0.0
Other long-term liabilities	8.1		4.3
Total non-current liabilities	957.4		765.4
Total equity	(410.6)		(430.8)
Total liabilities and equity	$ 706.4		$ 446.2