Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Allowance for doubtful accounts (in Dollars)	$ 1,001	$ 1,020
Par value (in Dollars per share)	$ 0.01	$ 0.01
Shares authorized	1,000,000us-gaap_PreferredStockSharesAuthorized	1,000,000us-gaap_PreferredStockSharesAuthorized
Shares issued	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued
Common Stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Common Stock, shares authorized	30,000,000us-gaap_CommonStockSharesAuthorized	30,000,000us-gaap_CommonStockSharesAuthorized
Common Stock, shares issued	11,970,357us-gaap_CommonStockSharesIssued	11,873,071us-gaap_CommonStockSharesIssued
Common Stock, shares outstanding	11,970,357us-gaap_CommonStockSharesOutstanding	11,873,071us-gaap_CommonStockSharesOutstanding
Treasury stock	1,340,438us-gaap_TreasuryStockShares	1,340,438us-gaap_TreasuryStockShares

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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