Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Summary of approximate minimum commitments under all non-cancelable leases outstanding

Future annual minimum lease payments and capital lease commitments as of December 31, 2017 were as follows (in millions):

	Operating Leases		Capital Leases
2018	$	55.3	$	3.5
2019	42.4		0.6
2020	28.4		0.4
2021	18.3		0.1
2022	17.7		—
Thereafter	13.8		12.0
Total minimum lease payments	$	175.9	$	16.6
Less amount representing interest			0.2
Present value of minimum payments			$	16.4

Summary of information related to our environmental reserve

Total environmental accruals are included in the following captions on the accompanying Consolidated Balance Sheets (in millions):

	As of December 31,
	2017		2016
Accrued expenses	$	3.5	$	1.2
Other liabilities	3.1		4.4
Total environmental accruals	$	6.6	$	5.6

Summary of changes in the total warranty liabilities

Total product warranty liabilities related to continuing operations are included in the following captions on the accompanying Consolidated Balance Sheets (in millions):

	As of December 31,
	2017		2016
Accrued expenses	$	34.8	$	30.0
Other liabilities	75.1		71.1
Total product warranty liabilities	$	109.9	$	101.1

The changes in product warranty liabilities related to continuing operations for the years ended December 31, 2017 and 2016 were as follows (in millions):

Total warranty liability as of December 31, 2015	$	92.3
Payments made in 2016	(24.7		)
Changes resulting from issuance of new warranties	36.2
Changes in estimates associated with pre-existing liabilities	(2.6		)
Changes in foreign currency translation rates and other	(0.1		)
Total warranty liability as of December 31, 2016	$	101.1
Payments made in 2017	(28.8		)
Changes resulting from issuance of new warranties	41.1
Changes in estimates associated with pre-existing liabilities	(4.8		)
Changes in foreign currency translation rates and other	1.3
Total warranty liability as of December 31, 2017	$	109.9

Summary of self-insurance liabilities

Total self-insurance liabilities were included in the following captions on the accompanying Consolidated Balance Sheets (in millions):

	As of December 31,
	2017		2016
Accrued expenses	$	7.3	$	8.2
Other liabilities	21.6		22.7
Total self-insurance liabilities	$	28.9	$	30.9