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Goodwill & Intangibles - Summary of Goodwill and Intangible Assets (Detail) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]    
Intangibles $ 268 $ 268
Less: accumulated amortization (215) (165)
Total $ 53 $ 103