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Income Taxes - Summary of Deferred Tax Assets and Liabilities as of the Dates (Detail) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Deferred income tax assets: |  |
Net Operating Loss Carryforward | $ 8,206 | $ 6,173
Tax Credit Carryforward | 9,529 | 6,286
Accruals and Reserves | 1,762 | 976
Intangibles | 14,158 | 9,476
Lease liability | 2,565 | 2,736
Deferred tax assets | 36,220 | 25,647
Less: valuation allowance | (17,936) | (12,921)
Net deferred tax assets | 18,284 | 12,726
Deferred tax liabilities |  |
Goodwill | (35,096) | (25,015)
Accrued Interest |  | (8,531)
Right-of-use-asset | (2,424) | (2,561)
Other | (359) | (627)
Deferred tax liabilities | (37,879) | (36,734)
Net deferred tax assets /(liabilities) | $ (19,595) | $ (24,008)

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