Condensed Consolidated Balance Sheets (Parenthetical) (USD $)	Mar. 31, 2015	Dec. 31, 2014
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	5,000,000us-gaap_PreferredStockSharesAuthorized	5,000,000us-gaap_PreferredStockSharesAuthorized
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	69,500,000us-gaap_CommonStockSharesAuthorized	69,500,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued	28,926,000us-gaap_CommonStockSharesIssued	26,307,000us-gaap_CommonStockSharesIssued
Common stock, shares outstanding	28,926,000us-gaap_CommonStockSharesOutstanding	26,307,000us-gaap_CommonStockSharesOutstanding
Series B Convertible Preferred Stock
Preferred stock, shares issued	17,000	43,000
Preferred stock, shares outstanding	17,430	43,000

Face amount or stated value per share of common stock.

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