Acquisitions of Rental Property - Purchase Price Allocation for Real Estate Acquisitions (Parenthetical) - (Detail) |
6 Months Ended |
|---|---|
Jun. 30, 2019 | |
| Acquired In-Place Leases | |
| Business Acquisition [Line Items] | |
| Weighted average amortization period | 15 years |
| Acquired Above-Market Leases | |
| Business Acquisition [Line Items] | |
| Weighted average amortization period | 17 years |
| Acquired Below-Market Leases | |
| Business Acquisition [Line Items] | |
| Weighted average amortization period | 12 years |