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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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- Definition

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

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Shareholders' Equity - Dividends Declared (Details) - $ / shares																		3 Months Ended									12 Months Ended
	Jan. 09, 2020	Dec. 12, 2019	Oct. 10, 2019	Sep. 12, 2019	Jul. 12, 2019	Jun. 13, 2019	Apr. 11, 2019	Mar. 14, 2019	Jan. 10, 2019	Dec. 13, 2018	Oct. 11, 2018	Sep. 17, 2018	Jul. 13, 2018	Jun. 14, 2018	Apr. 13, 2018	Mar. 31, 2018	Mar. 15, 2018	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, 2017	Dec. 31, 2019	Dec. 31, 2018
Dividends Payable [Line Items]
Dividends declared (in dollars per share)		$ 0.2975		$ 0.2975		$ 0.2875		$ 0.2875		$ 0.2875		$ 0.2875		$ 0.2625		$ 0.2625	$ 0.16	$ 0.2975	$ 0.2975	$ 0.2875	$ 0.2875	$ 0.2875	$ 0.2875	$ 0.2625	$ 0.1600	$ 0	$ 1.17	$ 0.9975
Dividends paid (in dollars per share)			$ 0.2975		$ 0.2875		$ 0.2875		$ 0.2875		$ 0.2875		$ 0.2625		$ 0.16
Subsequent Event
Dividends Payable [Line Items]
Dividends paid (in dollars per share)	$ 0.2975