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Consolidated Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, par value
Common stock, shares authorized	7,000,000	7,000,000
Common stock, shares issued	3,242,674	3,169,987
Common stock, shares outstanding	3,242,674	3,169,987
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred shares, shares issued
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unvested shares	329,988	319,988

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- Definition

Issuance value per share of no-par value common stock; generally not indicative of the fair market value per share.

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