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Subsequent Events (Details) (USD $)	0 Months Ended	3 Months Ended		9 Months Ended		0 Months Ended
	Oct. 20, 2014	Sep. 30, 2014	Oct. 01, 2013	Sep. 30, 2014	Oct. 01, 2013	Oct. 20, 2014 Subsequent event
Subsequent events
Cash dividends declared per common share (in dollars per share)	$ 0.165	$ 0.165	$ 0.14	$ 0.445	$ 0.38	$ 0.165

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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Period Type:	duration

X

- Details

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