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Stockholders' Equity (Details) - USD ($)		1 Months Ended	3 Months Ended
	Dec. 12, 2016	Jan. 25, 2017	Dec. 31, 2016	Mar. 31, 2016	Dec. 31, 2015	Aug. 01, 2016
Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]
Amount of stock repurchase authorization						$ 100,000,000
Amount remaining under stock repurchase authorization			$ 100,000,000
Dividends, Common Stock [Abstract]
Cash dividends declared per common share (in dollars per share)			$ 0.1	$ 0.08	$ 0.08
Cash dividends paid per common share (in dollars per share)	$ 0.10				$ 0.08
Subsequent Event [Member]
Dividends, Common Stock [Abstract]
Cash dividends declared per common share (in dollars per share)		$ 0.10

X

- Definition

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

+ References

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

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

+ References

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)
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- Definition

Amount of stock repurchase plan authorized.

+ References

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- Definition

Amount remaining of a stock repurchase plan authorized.

+ References

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