Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Summary of Components of Lease Costs

The following table summarizes the components of lease costs included in the statements of operations for the periods indicated (in thousands):

	Year Ended December 31,
	2021		2020		2019
Operating lease cost	$	8,533	$	7,693	$	7,638
Finance lease cost
Amortization of right-of-use assets		602		989		831
Interest on lease liabilities		340		432		430
Variable lease cost		1,074		1,336		1,329
Total lease cost	$	10,549	$	10,450	$	10,228

Summary of Balance Sheet Information Related to Leases

The following table provides the details of balance sheet information related to leases as of the dates indicated (in thousands, except lease term and discount rate):

	December 31,
	2021			2020
Operating leases:
Operating lease right-of-use assets	$	48,338		$	34,444
Current portion of operating lease liabilities	$	7,334		$	6,188
Operating lease liabilities		45,700			32,802
Total operating lease liabilities	$	53,034		$	38,990
Finance leases:
Property, plant and equipment, gross	$	9,582		$	19,819
Accumulated depreciation		(5,068	)		(4,934	)
Finance lease assets included in property, plant and equipment, net	$	4,514		$	14,885
Accrued expenses and other current liabilities	$	599		$	9,720
Other liabilities		5,309			5,908
Total finance lease liabilities	$	5,908		$	15,628
Weighted-average remaining lease term (in years):
Operating leases		9.0			9.3
Finance leases		7.5			3.5
Weighted-average discount rate:
Operating leases		4.72	%		5.50	%
Finance leases		5.54	%		3.00	%

Summary of Cash Flow Information Related to Leases

The following table provides the details of cash flow information related to leases for the periods indicated (in thousands):

	Year Ended December 31,
	2021		2020		2019
Cash paid for amounts included in lease liabilities:
Operating cash flows from finance leases	$	340	$	432	$	430
Operating cash flows from operating leases	$	7,818	$	6,760	$	7,768
Financing cash flows from finance leases	$	9,310	$	1,321	$	868
Supplemental non-cash information:
Right-of-use assets obtained in exchange for new operating lease liabilities	$	22,574	$	4,290	$	7,723
Right-of-use assets obtained in exchange for new finance lease liabilities	$	-	$	-	$	9,209

Future Minimum Lease Payments Under Operating and Finance Leases

Future minimum lease payments under operating and finance leases expiring subsequent to December 31, 2021, including operating leases associated with facilities that have been vacated as a result of the Company’s restructuring actions, are summarized as follows (in thousands):

Year Ending December 31,	Operating Leases			Finance Leases
2022	$	9,152		$	907
2023		8,419			930
2024		7,711			954
2025		7,673			954
2026		6,585			979
Thereafter		27,577			2,508
Total minimum lease payments		67,117			7,232
Less: interest		(14,083	)		(1,324	)
Present value of lease liabilities	$	53,034		$	5,908