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Leases (Tables)

12 Months Ended

Dec. 31, 2022

Leases [Abstract]

Lease, Cost

The components of lease expense are as follows:

						Year Ended December 31,
						2022						2021						2020
						(Dollars in thousands)
Operating lease cost						$	5,441					$	5,399					$	6,138
Short-term lease cost						163						408						159
Variable lease cost						756						453						429
Total lease cost						$	6,360					$	6,260					$	6,726

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

						Year Ended December 31,
						2022						2021						2020
						(Dollars in thousands)
RoU assets obtained in exchange for new operating lease liabilities (non-cash)						$	2,303					$	5,584					$	5,262
Cash payments for operating leases						(4,015)						(5,466)						(6,177)

Supplemental Balance Sheet

Supplemental balance sheet information related to leases is as follows:

									December 31,
									2022						2021
									(Dollars in thousands)
			Location
Operating RoU lease assets			Other assets						$	5,741					$	7,646
Current operating lease liabilities			Other accrued liabilities						3,575						4,109
Non-current operating lease liabilities			Other long-term obligations						2,304						3,528
Total operating lease liabilities									$	5,879					$	7,637
Weighted average remaining lease term (in years)									2.1						2.3
Weighted average discount rate									4.65		%				4.31		%

Operating Lease, Liability, Maturity

As of December 31, 2022, future minimum lease payments under noncancellable operating leases were as follows:

						(Dollars in thousands)
2023						3,648
2024						1,530
2025						601
2026						284
2027						139
2028 and thereafter						—
Total lease payments						$	6,202
Less: Imputed interest						(323)
Present value of lease payments						$	5,879

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- Definition

Assets And Liabilities, Lessee [Table Text Block]

+ References

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- Definition

Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980

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X

- Definition

Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980

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