Acquisitions - Acquisitions Closed (Parenthetical) - (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| Business Acquisition [Line Items] | |||
| Mortgages assumed | $ 49,782 | $ 20,845 | $ 11,926 |
| Interest rate | 4.92% | 4.36% | |
| Mortgage, Maturity date | Feb. 29, 2028 | Aug. 31, 2025 | |
| Acquisition costs capitalized | $ 17,631 | $ 12,643 | 12,349 |
| Healthcare | |||
| Business Acquisition [Line Items] | |||
| Mortgages assumed | $ 5,205 | ||
| Mortgage, Maturity date | Aug. 31, 2021 | ||
| Interest rate | one-month LIBOR plus 3.0% | ||
| Healthcare | LIBOR | |||
| Business Acquisition [Line Items] | |||
| Interest rate | 3.00% | ||
| Healthcare | Interest Rate Swap | |||
| Business Acquisition [Line Items] | |||
| Derivative, Fixed rate | 1.02% | ||
| Derivative, Maturity date | Aug. 31, 2021 | ||
| Other | |||
| Business Acquisition [Line Items] | |||
| Mortgages assumed | $ 6,721 | ||
| Interest rate | 3.65% | ||
| Mortgage, Maturity date | Oct. 31, 2026 | ||
| 7.00% Loan Agreement | |||
| Business Acquisition [Line Items] | |||
| Notes receivable | 3,700 | ||
| 6.35% Loan Agreement | |||
| Business Acquisition [Line Items] | |||
| Notes receivable | $ 2,827 | ||