Disposal Group Including Discontinued Operation, Number Of Properties Disposed

No definition available.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

No definition available.

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- Definition

The number of businesses acquired by the entity during the period.

+ References

No definition available.

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

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- Definition

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.

+ References

No definition available.

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- Definition

Total cost of shares repurchased divided by the total number of shares repurchased.

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

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- Definition

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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Subsequent Events (Narrative) (Details) $ / shares in Units, $ in Millions									1 Months Ended			12 Months Ended	75 Months Ended	87 Months Ended
	Mar. 20, 2020 USD ($) property	Feb. 26, 2020 USD ($) $ / shares shares	Jan. 09, 2020 USD ($) $ / shares shares	Oct. 30, 2019 USD ($) $ / shares shares	Aug. 22, 2019 USD ($) property	Apr. 30, 2019 USD ($) $ / shares shares	Feb. 06, 2019 USD ($) property	Mar. 13, 2018 $ / shares shares	Jul. 31, 2018 $ / shares shares	May 31, 2018 USD ($) shares	Jan. 31, 2018 $ / shares shares	Dec. 31, 2019 USD ($) property $ / shares shares	Dec. 31, 2018 $ / shares shares	Dec. 31, 2019 USD ($) $ / shares shares	Mar. 31, 2020 USD ($)	Sep. 30, 2019 USD ($)	Aug. 01, 2019 USD ($)	Apr. 01, 2019 USD ($)	Mar. 21, 2019 USD ($)	Sep. 25, 2018 USD ($)	Jul. 26, 2018 USD ($)
Subsequent Event [Line Items]
Weighted-average price per share (in usd per share) \| $ / shares				$ 17.50		$ 20.25			$ 20.25		$ 21.45	$ 19.14	$ 21.56	$ 20.95
Number of shares repurchased (in shares) \| shares				446,830		656,433			155,904		373,967	1,103,263	3,288,256	4,391,519
Stock repurchase, value				$ 7.8		$ 13.3				$ 3.0
Subsequent Event
Subsequent Event [Line Items]
Weighted-average price per share (in usd per share) \| $ / shares		$ 17.50
Number of shares repurchased (in shares) \| shares		505,101
Stock repurchase, value		$ 8.8	$ 1.7
Number of properties purchased \| property	7
Business combination, consideration transferred	$ 81.9
Tender Offer
Subsequent Event [Line Items]
Shares authorized for repurchase (in shares) \| shares								2,000,000.0
Weighted-average price per share (in usd per share) \| $ / shares								$ 13.15
Number of shares repurchased (in shares) \| shares										229,999
Tender Offer \| Subsequent Event
Subsequent Event [Line Items]
Shares authorized for repurchase (in shares) \| shares			200,000
Weighted-average price per share (in usd per share) \| $ / shares			$ 8.50
Number of shares repurchased (in shares) \| shares			200,000
Medical Office Buildings \| Subsequent Event
Subsequent Event [Line Items]
Number of properties purchased \| property	4
Seniors Housing Communities
Subsequent Event [Line Items]
Number of properties purchased \| property												1
Seniors Housing Communities \| Subsequent Event
Subsequent Event [Line Items]
Number of properties purchased \| property	3
Held-for-sale \| Medical Office Buildings
Subsequent Event [Line Items]
Number of properties disposed \| property					1		5
Contract sale price					$ 13.6		$ 45.0													$ 58.8	$ 68.0
Held-for-sale \| Medical Office Buildings \| Subsequent Event
Subsequent Event [Line Items]
Number of properties disposed \| property	1
Contract sale price	$ 8.6
Held-for-sale \| Seniors Housing Communities
Subsequent Event [Line Items]
Contract sale price												$ 1.0		$ 1.0		$ 71.8	$ 0.2	$ 3.5	$ 3.6
Held-for-sale \| Seniors Housing Communities \| Subsequent Event
Subsequent Event [Line Items]
Contract sale price															$ 0.5