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

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

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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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.

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-Publisher FASB
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Equity - Class of Stock Disclosures - Dividends and AOCI (Details) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended																																				3 Months Ended									12 Months Ended
	Dec. 31, 2019	Nov. 30, 2019	Oct. 31, 2019	Sep. 30, 2019	Aug. 31, 2019	Jul. 31, 2019	Jun. 30, 2019	May 31, 2019	Apr. 30, 2019	Mar. 31, 2019	Feb. 28, 2019	Jan. 31, 2019	Dec. 31, 2018	Nov. 30, 2018	Oct. 31, 2018	Sep. 30, 2018	Aug. 31, 2018	Jul. 31, 2018	Jun. 30, 2018	May 31, 2018	Apr. 30, 2018	Mar. 31, 2018	Feb. 28, 2018	Jan. 31, 2018	Dec. 31, 2017	Nov. 30, 2017	Oct. 31, 2017	Sep. 30, 2017	Aug. 31, 2017	Jul. 31, 2017	Jun. 30, 2017	May 31, 2017	Apr. 30, 2017	Mar. 31, 2017	Feb. 28, 2017	Jan. 31, 2017	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Dividend Distributions
Paid																																														$ 90,899	$ 90,372	$ 90,219
Dividends declared and paid per common share (in dollars per share)																																						$ 0.57	$ 0.57	$ 0.57	$ 0.57	$ 0.57	$ 0.57	$ 0.57	$ 0.57
Common Stock cash distributions																																						$ 0.57	$ 0.57	$ 0.57	$ 0.57	$ 0.57	$ 0.57	$ 0.57	$ 0.57	$ 2.280	$ 2.280	$ 2.280
Subsequent Event \| Dividend Payable, January 31, 2020
Dividend Distributions
Dividends declared and paid per common share (in dollars per share)																																					$ 0.19
Subsequent Event \| Dividend Payable, February 29, 2020
Dividend Distributions
Dividends declared and paid per common share (in dollars per share)																																					0.19
Subsequent Event \| Dividend Payable, March 31,2020
Dividend Distributions
Dividends declared and paid per common share (in dollars per share)																																					0.19
Common Stock
Dividend Distributions
Declared	$ 90,899												$ 90,372												$ 90,219													$ 90,899				$ 90,372				$ 90,899	$ 90,372	$ 90,219
Paid																																														$ 90,899	$ 90,372	$ 90,219
Dividends declared and paid per common share (in dollars per share)	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19	$ 0.19
Common Stock \| Subsequent Event \| Dividend Payable, January 31, 2020
Dividend Distributions
Dividends declared and paid per common share (in dollars per share)																																					$ 0.19