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Commitment and Contingencies - Schedule of Operating Lease Liabilities (Detail) $ in Thousands	Mar. 31, 2019 USD ($)
Commitments and Contingencies Disclosure [Abstract]
2019	$ 1,385
2020	1,892
2021	1,941
2022	1,991
2023	1,729
2024 and after	1,460
Total lease payments	10,398
Total lease payments	10,398
Less: imputed interest	(2,362)
Total operating lease liabilities	$ 8,036

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Amount of lessee's undiscounted obligation for lease payments for operating lease.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
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