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Unconsolidated Joint Venture - Summarized Financial Information for Unconsolidated Joint Venture (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Statement of Operations: |  |  |  |
Comstock Holding Companies, Inc. share of net income | $ (606) | $ 0 | $ (606) | $ 0
Title Insurance Joint Venture [Member] |  |  |  |
Statement of Operations: |  |  |  |
Total net revenue | 122 | 87 | 318 | 246
Total expenses | 27 | 28 | 88 | 89
Net income | 95 | 59 | 230 | 157
Comstock Holding Companies, Inc. share of net income | $ 48 | $ 30 | $ 115 | $ 79

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