Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Summary of Other Information Related to Leases (Detail)

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Commitments and Contingencies - Summary of Other Information Related to Leases (Detail)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
Cash paid for amounts included in the measurement of lease liabilities:  
Operating cash flows from operating leases $ 176
Right-of-use assets obtained in exchange for lease obligations:  
Operating leases $ 455
Weighted Average Remaining Lease Term Operating leases 2 years 1 month 28 days
Weighted Average Discount Rate Operating leases 9.97%