Investment in Real Estate - Additional Information (Details)
$ in Thousands, ft² in Millions |
12 Months Ended |
|
Dec. 31, 2019
USD ($)
ft²
Property
|
Dec. 31, 2018
USD ($)
ft²
Property
|
Dec. 31, 2017
USD ($)
ft²
Property
|
| Real Estate Properties [Line Items] |
|
|
|
|
| Number of industrial properties | Property |
|
440
|
|
|
| Gross leasable area (GLA) of industrial properties | ft² |
|
61.3
|
|
|
| Proceeds from sale of industrial properties |
[1] |
$ 315,768
|
$ 192,047
|
$ 236,059
|
| Gain on sale of real estate |
[1] |
124,942
|
81,600
|
131,269
|
| Impairment of Real Estate |
|
$ 0
|
$ 2,756
|
$ 0
|
| Acquisition Activity |
|
|
|
|
| Real Estate Properties [Line Items] |
|
|
|
|
| Number of industrial properties | Property |
|
9
|
10
|
8
|
| Gross leasable area (GLA) of industrial properties | ft² |
|
0.5
|
1.0
|
1.1
|
| Purchase price of industrial properties acquired |
|
$ 147,887
|
$ 167,546
|
$ 174,209
|
| Disposition Activity |
|
|
|
|
| Real Estate Properties [Line Items] |
|
|
|
|
| Number of industrial properties | Property |
[2] |
40
|
53
|
60
|
| Gross leasable area (GLA) of industrial properties | ft² |
|
5.9
|
2.6
|
4.6
|
| Partial Disposition Activity |
|
|
|
|
| Real Estate Properties [Line Items] |
|
|
|
|
| Gross leasable area (GLA) of industrial properties | ft² |
|
0.1
|
0.1
|
|
| Impairment Activity |
|
|
|
|
| Real Estate Properties [Line Items] |
|
|
|
|
| Impairment of Real Estate |
|
|
$ 2,756
|
|
| Disposition with Impairment Activity |
|
|
|
|
| Real Estate Properties [Line Items] |
|
|
|
|
| Number of industrial properties | Property |
|
|
1
|
|
| Number of Land Parcels | Property |
|
|
1
|
|
| Sales Type Lease |
|
|
|
|
| Real Estate Properties [Line Items] |
|
|
|
|
| Gross leasable area (GLA) of industrial properties | ft² |
|
0.6
|
|
|
| Sales-type Lease, Lease Receivable |
|
$ 54,521
|
$ 0
|
$ 0
|
| Sales-type Lease, Selling Profit (Loss) |
|
$ 8,606
|
$ 0
|
$ 0
|
|
|