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Future Operating Lease Payment Obligations and Future Minimum Lease Payments under Capital Leases (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Operating leases
Rest of 2019	$ 1,355
2019		$ 1,372
2020	1,185	1,138
2021	904	969
2022	604	689
2023	274	390
2024-2028	139	120
Total Payments	4,461	4,678
Less: Interest	435
Amount of Lease Obligations Recorded on Consolidated Balance Sheets	4,026
Capital lease
Rest of 2019	262
2019		3,069
2020	161	2,535
2021	97	93
2022	55	32
2023		14
Total Payments	575	5,743
Less: Interest	29
Amount of Lease Obligations Recorded on Consolidated Balance Sheets	$ 546	$ 5,800

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- Definition

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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