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CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (unaudited) (Parenthetical) - $ / shares	3 Months Ended
	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018
Statement of Stockholders' Equity [Abstract]
Cash dividend declared per common share (in dollars per share)	$ 0.16	$ 0.16	$ 0.16	$ 0.16	$ 0.14	$ 0.14
Cash dividend declared per preferred share (in dollars per share)	$ 0.25	0.25	$ 0.25	$ 0.25	0.25	$ 0.25
Cash dividend declared for third quarter per common share (in dollars per share)		$ 0.16			$ 0.16

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- Definition

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

+ References

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 preferred stock outstanding.

+ References

No definition available.

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- References

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- Definition

Common Stock, Dividends, Per Share, Declared1

+ References

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