Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Contractual interest rate for funds borrowed, under the debt agreement.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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Gross purchase price from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

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Gross cash received from the sale of real estate that is held for investment, that is, it is part of an investing activity during the period.

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Number of Real Estate Properties Acquired1

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Subsequent Events (Narrative) (Details) $ in Thousands			3 Months Ended		6 Months Ended		12 Months Ended
Subsequent Events (Narrative) (Details) $ in Thousands	Aug. 07, 2019 USD ($) property	Jul. 01, 2019 USD ($)	Jun. 30, 2019 USD ($) property	Jun. 30, 2018 USD ($)	Jun. 30, 2019 USD ($) property	Jun. 30, 2018 USD ($)	Dec. 31, 2018 USD ($)
Subsequent Event [Line Items]
Number of real estate properties \| property			2		2
Acquisition of real estate property					$ 53,700
Proceeds from sale and disposition of property					201,400
Impairment loss			$ 0	$ 0	74	$ 0
Principal payments of debt					3,173	$ 253,955
Unconsolidated Real Estate Joint Venture [Member]
Subsequent Event [Line Items]
Proceeds from sale and disposition of property					$ 2,300		$ 33,900
Subsequent Event [Member]
Subsequent Event [Line Items]
Ownership percentage in joint ventures	51.00%
Proceeds from sale and disposition of property	$ 114,000
Impairment loss	$ 0
Subsequent Event [Member] \| Mortgages [Member]
Subsequent Event [Line Items]
Principal payments of debt		$ 50,000
Debt stated interest rate		7.00%
Subsequent Event [Member] \| Unconsolidated Real Estate Joint Venture [Member]
Subsequent Event [Line Items]
Number of real estate properties \| property	1
Acquisition of real estate property	$ 52,600