Leases (Tables)

12 Months Ended

Dec. 31, 2019

Leases [Abstract]

Summary of Expected Future Payments Related to Lease Liabilities

The following table summarizes the expected future payments related to lease liabilities as of December 31, 2019:

(in thousands)
2020	$	10,975
2021		9,293
2022		7,992
2023		6,422
2024		5,392
2025 and thereafter		30,724
Total minimum payments	$	70,798
Less amounts representing interest		(20,355	)
Present value of minimum lease payments		50,443
Less current operating lease liabilities		(9,056	)
Long-term operating lease liabilities	$	41,387

Summary of Lease Payments and Supplemental Non-Cash Disclosures

The following table summarizes lease payments and supplemental non-cash disclosures for the year ended December 31, 2019:

(in thousands)
Cash paid for amounts included in lease liabilities:
Operating cash flows from operating leases	$	10,582
Non-cash additions to operating lease assets	$	4,797

Summary of Components of Lease Expense

The following table summarizes the components of lease expense for the year ended December 31, 2019:

(in thousands)
Operating lease cost	$	10,232
Variable lease cost	1978
Short-term lease cost	668
Total lease cost	$	12,878

Future Minimum Lease Payments under These Non-cancelable Operating Leases

The approximate future minimum lease payments under these non-cancelable operating leases at December 31, 2018 are as follows (in millions):

	Amount
2019	$	10.4
2020		10.7
2021		8.5
2022		7.6
2023		6.1
Thereafter		38.5
	$	81.8