Distributions Per Share [Abstract]

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- Definition

Interest Expense Incurred From Shareholder Servicing Fee

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

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- Definition

Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock.

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- Definition

Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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- Definition

Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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No definition available.

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- Definition

The cash outflow associated with the purchase of noncontrolling interest during the period.

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Loss Per Share and Equity - Narratives (Details) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended	12 Months Ended
	Oct. 16, 2019	Mar. 30, 2017	Dec. 31, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Sep. 30, 2019
Distributions Per Share
Distributions payable			$ 11,616	$ 11,616	$ 11,178
Distributions declared				45,783	44,227	$ 40,209
Purchase of membership interest from noncontrolling interest				297		3,524
Additional Paid-In Capital
Distributions Per Share
Purchase of membership interest from noncontrolling interest					3,500	3,524
Courtyard Nashville Downtown
Distributions Per Share
Capital contributions to equity investments in real estate		$ 3,500
Seattle Marriott Bellevue
Distributions Per Share
Capital contributions to equity investments in real estate	$ 300
Ownership interest (percent)	100.00%						95.40%
Common Class A
Distributions Per Share
Interest expense incurred from shareholder servicing fee				400	$ 600	$ 300
Distributions declared				$ 18,100
Distributions declared per share (usd per share)			$ 0.1749	$ 0.6996	$ 0.6996	$ 0.6955
Common Class T
Distributions Per Share
Distributions declared				$ 27,700
Distributions declared per share (usd per share)			$ 0.1493	$ 0.5968	$ 0.5959	$ 0.5919