Identified Intangible Liabilities, Net - Summary of Identified Intangibles, Net (Detail) - USD ($) |
Dec. 31, 2019 |
Dec. 31, 2018 |
---|---|---|
Finite Lived Intangible Liabilities [Line Items] | ||
Identified intangible liabilities, net | $ 1,601,000 | $ 1,627,000 |
Below Market Lease [Member] | ||
Finite Lived Intangible Liabilities [Line Items] | ||
Identified intangible liabilities, net | 1,601,000 | 1,245,000 |
Above-market leasehold interest [Member] | ||
Finite Lived Intangible Liabilities [Line Items] | ||
Identified intangible liabilities, net | $ 0 | $ 382,000 |