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

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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

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

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

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Debt instrument accordion feature period, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Subsequent Event (Details) - $ / shares				3 Months Ended
Subsequent Event (Details) - $ / shares	May 02, 2019	May 01, 2019	May 07, 2015	Mar. 31, 2019	Mar. 31, 2018
Subsequent event
Quarterly cash dividend declared (in dollars per share)				$ 0.135	$ 0.135
Subsequent event
Subsequent event
Dividends payable date declared		May 01, 2019
Quarterly cash dividend declared (in dollars per share)		$ 0.135
Dividends payable date to be paid		Jun. 14, 2019
Dividends payable date of record		May 24, 2019
Revolving Facility
Subsequent event
Debt Instrument Accordion Feature Term	4 years		4 years
Revolving Facility \| Subsequent event
Subsequent event
Debt Instrument Accordion Feature Term	4 years