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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

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- Definition

Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

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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 during the period and are being held in treasury.

+ References

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- Definition

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

+ 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 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 3: 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 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 30

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655

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Note 13 - Stock Repurchase Program (Details) (USD $)	0 Months Ended			12 Months Ended
Note 13 - Stock Repurchase Program (Details) (USD $)	Aug. 11, 2014	Aug. 01, 2013	Feb. 19, 2013	Dec. 31, 2014	Dec. 31, 2013	Aug. 05, 2014	Aug. 01, 2013	Aug. 01, 2012
Disclosure Text Block Supplement [Abstract]
Stock Repurchase Program, Authorized Amount						$ 25,000,000	$ 25,000,000	$ 25,000,000
Stock Repurchased During Period, Shares (in Shares)	125,000
Stock Repurchased During Period, Value	6,995,000
Treasury Stock, Shares, Acquired (in Shares)		0us-gaap_TreasuryStockSharesAcquired	100,000us-gaap_TreasuryStockSharesAcquired
Treasury Stock, Value, Acquired, Cost Method			$ 4,700,000	$ 6,995,000	$ 4,700,000