Interim Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Allowance for doubtful accounts (in Dollars)	$ 6,229	$ 5,738
Series A Convertible Preferred Stock; par value (in Dollars per share)	$ 0.01	$ 0.01
Series A Convertible Preferred Stock; shares authorized	25,000,000us-gaap_PreferredStockSharesAuthorized	25,000,000us-gaap_PreferredStockSharesAuthorized
Series A Convertible Preferred Stock; shares issued	10,836,659us-gaap_PreferredStockSharesIssued	10,836,659us-gaap_PreferredStockSharesIssued
Series A Convertible Preferred Stock; shares outstanding	10,836,659us-gaap_PreferredStockSharesOutstanding	10,836,659us-gaap_PreferredStockSharesOutstanding
Series A Convertible Preferred Stock; liquidation value (in Dollars per share)	$ 15.75	$ 15.75
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	14,218,760us-gaap_CommonStockSharesIssued	14,110,859us-gaap_CommonStockSharesIssued
Common stock, shares outstanding	14,218,760us-gaap_CommonStockSharesOutstanding	14,110,859us-gaap_CommonStockSharesOutstanding

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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