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Dividend (Detail) (USD $)	0 Months Ended	1 Months Ended	6 Months Ended
	Feb. 11, 2014	Dec. 17, 2013	Mar. 31, 2014
Equity [Abstract]
Dividends per share	$ 0.11	$ 0.10	$ 0.21

X

- Definition

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

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



Reference 2: 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

+ Details

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X

- Details

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