Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2019

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Components of lease expense

The components of lease expense were as follows (in millions):

	For the Year Ended December 31, 2019
Finance lease cost:
Amortization of right-of-use assets	$	7.6
Interest on lease liabilities	0.9
Operating lease cost	59.7
Short-term lease cost	4.3
Variable lease cost	19.9
Total lease cost	$	92.4
Other information
Cash paid for amounts included in the measurement lease liabilities:
Operating cash flows from operating leases	$	58.1
Financing cash flows from finance leases	6.4
Right-of-use assets obtained in exchange for new finance lease liabilities	13.4
Right-of-use assets obtained in exchange for new operating lease liabilities	51.5

	As of December 31, 2019
Finance lease right-of-use assets	$	28.4
Operating lease right-of-use assets	$	181.6
Finance lease liability, current	$	7.8
Finance lease liability, non-current	$	25.9
Operating lease liability, current	$	52.7
Operating lease liability, non-current	$	131.0
Weighted-average remaining lease term - finance leases	4.9 years
Weighted-average remaining lease term - operating leases	4.5 years
Weighted-average discount rate - finance leases	2.71		%
Weighted-average discount rate – operating leases	3.69		%

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

Future annual minimum lease payments and finance lease commitments as of December 31, 2019 were as follows (in millions):

	Operating Leases			Finance Leases
2020	$	58.4		$	8.4
2021	46.3			6.8
2022	33.8			4.9
2023	26.7			2.5
2024	17.0			0.6
Thereafter	17.1			11.7
Total minimum lease payments	$	199.3		$	34.9
Less imputed interest	(15.6		)	(1.2		)
Present value of minimum payments	$	183.7		$	33.7

The Company adopted ASU 2016-02 on January 1, 2019 as noted above, and as required, the following disclosure is provided for periods prior to adoption. Future annual minimum lease payments and capital lease commitments as of December 31, 2018 were as follows (in millions):

	Operating Leases		Capital Leases
2019	$	47.4	$	6.6
2020	38.4		5.4
2021	27.2		3.8
2022	17.9		2.1
2023	12.7		0.9
Thereafter	16.1		12.8
Total minimum lease payments	$	159.7	$	31.6
Less amount representing interest			(2.1		)
Present value of minimum payments			$	29.5

Summary of information related to our environmental reserve

Environmental

Environmental laws and regulations in the locations we operate can potentially impose obligations to remediate hazardous substances at our properties, properties formerly owned or operated by us, and facilities to which we have sent or send waste for treatment or disposal. We are aware of contamination at some facilities; however, we do not believe that any future remediation related to those facilities will be material to our results of operations. Total environmental accruals are included Accrued expenses and Other liabilities on the accompanying Consolidated Balance Sheets. Future environmental costs are estimates and may be subject to change due to changes in environmental remediation regulations, technology or site-specific requirements.

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,
	2019		2018
Accrued expenses	$	38.2	$	37.9
Other liabilities	74.6		73.7
Total product warranty liabilities	$	112.8	$	111.6

The changes in product warranty liabilities related to continuing operations for the years ended December 31, 2019 and 2018 were as follows (in millions):

Total warranty liability as of December 31, 2017	$	109.9
Payments made in 2018	(31.6		)
Changes resulting from issuance of new warranties	36.8
Changes in estimates associated with pre-existing liabilities	(1.5		)
Changes in foreign currency translation rates and other	(0.8		)
Warranty liability from divestitures	(1.2		)
Total warranty liability as of December 31, 2018	$	111.6
Payments made in 2019	(34.9		)
Changes resulting from issuance of new warranties	44.1
Changes in estimates associated with pre-existing liabilities	(7.6		)
Changes in foreign currency translation rates and other	—
Warranty liability from divestitures	(0.4		)
Total warranty liability as of December 31, 2019	$	112.8

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,
	2019		2018
Accrued expenses	$	5.2	$	6.0
Other liabilities	19.4		19.5
Total self-insurance liabilities	$	24.6	$	25.5