| Component: (Network and Table) | |
|---|---|
| Network | 147 - Disclosure - Summary of Significant Accounting Policies - Summary of Warranty Reserve Activity Included in Accounts Payable and Accrued Liabilities (Detail) (http://www.comstockhomes.com/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesSummaryOfWarrantyReserveActivityIncludedInAccountsPayableAndAccruedLiabilities) | 
| Table | (Implied) | 
| Reporting Entity [Axis] | 0001299969 (http://www.sec.gov/CIK) | 
| Guarantees [Abstract] | Period [Axis] | ||
|---|---|---|---|
| 2015-01-01 - 2015-12-31 | 2014-01-01 - 2014-12-31 | 2008-01-01 - 2008-12-31 | |
| Guarantees [Abstract] | |||
| Balance at beginning of period | |||
| Additions | 246,000   | 454,000   | 241,000   | 
| Releases and/or charges incurred | ( | ( | |
| Balance at end of period | 492,000   | ||