Represents the number of common shares authorized under the program.

No definition available.

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- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

+ Details

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Period Type:	duration

- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

+ References

+ Details

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Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Date the dividend to be paid was declared, in CCYY-MM-DD format.

+ References

+ Details

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Data Type:	xbrli:dateItemType
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- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585

+ Details

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Balance Type:	debit
Period Type:	duration

- 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.

+ Details

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- Details

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- Details

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Subsequent Events (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions										2 Months Ended	12 Months Ended
	Feb. 18, 2020	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Sep. 28, 2018	Jun. 29, 2018	Apr. 05, 2018	Feb. 28, 2020	Dec. 31, 2019	Dec. 31, 2017
Subsequent Event [Line Items]
Net proceeds											$ 268,259	$ 107,549
Subsequent Event
Subsequent Event [Line Items]
Payable date	Apr. 07, 2020
Record Date	Mar. 20, 2020
Dividends payable, date declared	Feb. 18, 2020
Cash dividend payable per common share	$ 0.47
Number of common shares for sale under ATM Program										0.8
Net proceeds										$ 41,600
Series A Preferred Stock
Subsequent Event [Line Items]
Payable date		Oct. 15, 2019	Jul. 15, 2019	Apr. 15, 2019	Jan. 15, 2019		Oct. 15, 2018	Jul. 16, 2018	Apr. 16, 2018
Record Date		Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018		Sep. 28, 2018	Jun. 29, 2018	Apr. 05, 2018
Series A Preferred Stock \| Subsequent Event
Subsequent Event [Line Items]
Payable date	Apr. 15, 2020
Record Date	Mar. 31, 2020
Dividends payable, date declared	Feb. 18, 2020
Cash dividend payable per common share	$ 0.45
Series B Preferred Stock
Subsequent Event [Line Items]
Payable date		Oct. 15, 2019	Jul. 15, 2019	Apr. 15, 2019	Jan. 15, 2019	Oct. 15, 2018
Record Date		Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018
Series B Preferred Stock \| Subsequent Event
Subsequent Event [Line Items]
Payable date	Apr. 15, 2020
Record Date	Mar. 31, 2020
Dividends payable, date declared	Feb. 18, 2020
Cash dividend payable per common share	$ 1.63