Operating lease expense is as follows:


	Three months ended June 30, 2020		Three months ended June 30, 2019		Six months ended June 30, 2020		Six months ended June 30, 2019
Operating lease cost	$	12.3	$	12.5	$	25.2	$	24.9
Short-term and variable lease cost	5.6		8.3		13.1		14.1
Total lease cost	$	17.9	$	20.8	$	38.3	$	39.0

Supplemental cash flow information related to operating leases is as follows:


	Six months ended June 30, 2020		Six months ended June 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash outflows - Payments on operating leases	$	25.2	$	24.7
Right-of-use assets obtained in exchange for new lease obligations:


Operating leases	$	24.6	$	126.5

Weighted average remaining lease terms and discount rates for operating leases are as follows:


	June 30, 2020		December 31, 2019
Weighted Average Remaining Lease Term	4.4 years		4.5 years


Weighted Average Discount Rate	6.5	%	7.3	%

Supplemental balance sheet information related to operating leases is as follows:


	Financial statement line item	June 30, 2020		December 31, 2019

Operating lease right-of-use assets	Other assets	$	120.6	$	110.4



Operating lease liabilities	Accrued expenses and other liabilities	36.0		35.0

Operating lease liabilities	Other long-term liabilities	86.5		78.2

Total lease liabilities		$	122.5	$	113.2

Maturities of lease liabilities are as follows:


	As of June 30, 2020		As of December 31, 2019
	Operating Leases
2020	$	23.3	$	43.3
2021	37.5		31.6
2022	29.8		24.1
2023	23.0		18.0
2024	13.7		10.6
Thereafter	16.8		14.2
Total Lease Payments	144.1		141.8
Less: Imputed Interest	(21.6)		(28.6)
Present value of lease liabilities	$	122.5	$	113.2