Consolidated Statement of Stockholders' Equity (Parentheticals) $ in Thousands	12 Months Ended
Dec. 31, 2016 $ / shares	Dec. 31, 2014 USD ($) shares
Retained Earnings [Member]
Dividends per common share (in dollars per share) \| $ / shares	$ 0.075
Issuance costs \| $		$ 542
1 for 9 stock dividend, additional shares issued for every specified number of shares owned (in shares) \| shares		1
1 for 9 stock dividend, additional share conversion ratio		9

Number of additional shares issued for every 9 shares owned as part of a common stock dividend.

No definition available.

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- Definition

Ratio applied to the additional shares issued for a common stock dividend, for example but not limited to, one share issued for every 9 shares owned.

+ References

No definition available.

+ Details

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- Definition

Amount of decrease in additional paid in capital (APIC) resulting from direct costs associated with issuing stock. Includes, but is not limited to, legal and accounting fees and direct costs associated with stock issues under a shelf registration.

+ References

Reference 1: 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 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

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- 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

+ Details

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