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Intangible Assets
9 Months Ended
Sep. 30, 2020
Intangible Assets [Abstract]  
Intangible Assets Intangible Assets
The gross carrying amount and accumulated amortization by intangible asset class were as follows:
 (Dollars in thousands)
September 30, 2020December 31, 2019
Gross Carrying AmountAccumulated AmortizationNet Carrying ValueGross Carrying AmountAccumulated AmortizationNet Carrying Value
Trade names$11,022 $(2,436)$8,586 $8,422 $(2,020)$6,402 
Customer relationships12,181 (2,040)10,141 7,337 (1,404)5,933 
$23,203 $(4,476)$18,727 $15,759 $(3,424)$12,335 

Amortization expense of $1.1 million and $1.0 million related to intangible assets was recorded in General and administrative expenses for the nine months ended September 30, 2020 and 2019, respectively.
As of September 30, 2020, there were no events or circumstances that indicate the carrying value may not be recoverable and thus no recoverability test was required.