Commitments (Tables)

The components of lease costs were as follows for the years ended December 31, 2021 and 2020:


(in millions)	2021		2020
Operating lease expense:
Operating lease cost	$	63.2	$	66.1
Short-term lease cost	0.7		0.7
Total operating lease expense included in other expense	$	63.9	$	66.8

Finance lease expense:
Interest expense	$	3.1	$	3.3
Depreciation expense	8.7		8.7
Total finance lease expense	$	11.8	$	12.0

Sublease revenue included in other revenue	$	10.4	$	13.3

Supplemental cash flow information related to leases was as follows for years ended December 31, 2021 and 2020:


(in millions)	2021		2020
Cash outflows for operating leases	$	64.2	$	64.3
Cash outflows for finance leases	17.0		16.9

Future minimum lease payments were as follows as of December 31, 2021 for operating and finance leases:


(in millions)	Operating Leases
2022	66.2
2023	66.4
2024	61.6
2025	58.7
2026	54.3
Thereafter	306.4
Total lease payments	613.6
Less: imputed interest	(116.9)
Present value of lease liability	$	496.7

Supplemental balance sheet information related to leases was as follows as of December 31, 2021 and 2020:


(in millions)	2021			2020
Operating lease right-of-use assets	$	345.3		$	390.3

Operating lease liabilities:
Other current liabilities	$	47.3		$	44.5
Other liabilities	449.4			492.2
Total operating lease liabilities	$	496.7		$	536.7

Weighted average remaining lease term (in months)	132			138
Weighted average discount rate	3.9		%	3.9		%


(in millions)	2021			2020
Finance lease right-of-use assets	$	80.2		$	88.8

Finance lease liabilities:
Other current liabilities	$	7.9		$	7.7
Other liabilities	75.9			83.8
Total finance lease liabilities	$	83.8		$	91.5

Weighted average remaining lease term (in months)	111			123
Weighted average discount rate	3.5		%	3.5		%