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

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-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

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586

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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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Subsequent Events (Details) - $ / shares		3 Months Ended		6 Months Ended
Subsequent Events (Details) - $ / shares	Aug. 26, 2015	Aug. 01, 2015	Aug. 02, 2014	Aug. 01, 2015	Aug. 02, 2014
Subsequent Events
Cash dividend announced on common stock (in dollars per share)		$ 0.225	$ 0.225	$ 0.45	$ 0.45
Dividend Declared
Subsequent Events
Cash dividend announced on common stock (in dollars per share)	$ 0.225
Payment date of cash dividend	Sep. 25, 2015
Record date of cash dividend	Sep. 09, 2015