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Leases - Future Minimum Payments Required under Non-cancelable Leases (Detail) $ in Thousands	Dec. 31, 2019 USD ($)
Operating Leases
Remainder of 2020	$ 26
2021	163
2022	63
2023	33
2024	7
Total lease payments	292
Less – amount representing interest	17
Present value of net minimum lease payments	275
Finance Leases
Remainder of 2020	15
2021	48
2022	26
2023	26
2024	11
Total lease payments	126
Less – amount representing interest	18
Present value of net minimum lease payments	$ 108

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