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Intangible Assets
3 Months Ended
Mar. 31, 2022
Intangible Assets, Net (Excluding Goodwill) [Abstract]  
Intangible Assets Intangible AssetsThe gross carrying amount and accumulated amortization by intangible asset class were as follows:
 (Dollars in thousands)
March 31, 2022December 31, 2021
Gross Carrying AmountAccumulated AmortizationNet Carrying ValueGross Carrying AmountAccumulated AmortizationNet Carrying Value
Trade names$10,465 $(3,155)$7,310 $11,388 $(3,866)$7,522 
Customer relationships11,714 (3,411)8,303 12,427 (3,784)8,643 
$22,179 $(6,566)$15,613 $23,815 $(7,650)$16,165 
Amortization expense of $0.6 million related to intangible assets was recorded in General and administrative expenses for both the three months ended March 31, 2022 and 2021, respectively.