Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Lease, Cost

Components of lease expense are as follows:

	For the Year Ended December 31,
	2021		2020		2019
	(Dollars in thousands)
Operating lease cost	$	5,399	$	6,138	$	4,816
Short-term lease cost	408		159		14
Variable lease cost	453		429		227
Total lease cost	$	6,260	$	6,726	$	5,057

Supplemental cash-flow and other information related to leases is as follows:

	For the Year Ended December 31,
	2021	2020	2019
	(Dollars in thousands)
RoU assets obtained in exchange for new operating lease liabilities (non-cash)	5,584	5,262	4,995
Cash payments for operating leases	(5,466)	(6,177)	(4,724)

Supplemental Balance Sheet

Supplemental balance sheet information related to leases is as follows:

		As of December 31,
		2021			2020
		(Dollars in thousands)
	Location
Operating RoU lease assets	Other assets	$	7,646		$	7,164
Current operating lease liabilities	Other accrued liabilities	4,109			4,102
Non-current operating lease liabilities	Other long-term obligations	3,528			3,195
Total operating lease liabilities		$	7,637		$	7,297
Weighted average remaining lease term (in years)		2.3			2.7
Weighted average discount rate		4.31		%	5.82		%

Operating Lease, Liability, Maturity

As of December 31, 2021, lease commitments under non-cancelable operating leases extending for one year or more will require the following future payments:

	(Dollars in thousands)
2022	4,200
2023	2,238
2024	969
2025	451
2026 and after	152
Total lease payments	$	8,010
Less: Imputed interest	(373)
Present value of lease payments	$	7,637