Leases (Tables)

9 Months Ended

Sep. 30, 2020

Leases

Summary of components of lease expense

The components of lease expense are as follows (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Operating lease expense (1)	$	22,652	$	21,478	$	68,784	$	55,465

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(1) Includes short-term leases which are immaterial.

Summary of operating lease liabilities

Our operating lease liabilities are reported on the Condensed Consolidated Balance Sheets as follows (in thousands):

	September 30,		December 31,
	2020		2019
Accrued liabilities	$	75,779	$	74,036
Noncurrent operating lease liabilities, net of current portion		151,777		171,225
	$	227,556	$	245,261