The percentage of shares repurchased under the stock repurchase program.

No definition available.

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- Definition

Final price paid per share for the purchase of the targeted number of shares, determined by an average market price over a fixed period of time.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 25
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653

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- Definition

The price paid per share to immediately purchase the targeted number of shares on the date of executing the accelerated share repurchase agreement.

+ References

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- Definition

Amount of cash receipt from (payment to) bank; or stock received from (issuance to) bank in the settlement of the accelerated share repurchase agreement.

+ References

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- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Antidilution
-URI http://asc.fasb.org/extlink&oid=6505113

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-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6510752

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-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6508534

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The cash outflow to reacquire common stock during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
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-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

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- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

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- Definition

Number of shares that have been repurchased and retired during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
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Note 7 - Earnings Per Share ("EPS") (Details Textual) - USD ($) $ / shares in Units, $ in Thousands				3 Months Ended		6 Months Ended	9 Months Ended
	Aug. 31, 2016	Feb. 29, 2016	Feb. 26, 2016	Sep. 30, 2016	Sep. 30, 2015	Aug. 31, 2016	Sep. 30, 2016	Sep. 30, 2015	Aug. 26, 2016
Accelerated Stock Repurchase [Member] \| Morgan Stanley & Co., LLC [Member] \| Common Stock [Member]
Stock Repurchase Program, Authorized Amount			$ 25,000
Accelerated Share Repurchases, Initial Price Paid Per Share		$ 46.40
Stock Repurchase Program, Percentage Repurchased		70.00%
Accelerated Share Repurchases, Settlement (Payment) or Receipt									$ 7,500
Accelerated Share Repurchases, Final Price Paid Per Share						$ 47.08
Accelerated Stock Repurchase [Member] \| Morgan Stanley & Co., LLC [Member]
Payments for Repurchase of Common Stock			$ 25,000
Stock Repurchased and Retired During Period, Shares	0.1	0.4				0.5
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount				300,000	200,000		400,000	200,000
Payments for Repurchase of Common Stock							$ 25,000