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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

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Consolidated Balance Sheets (Parenthetical) (USD $)	0 Months Ended	3 Months Ended
Consolidated Balance Sheets (Parenthetical) (USD $)	Sep. 03, 2013	Mar. 31, 2014	Dec. 31, 2014	Mar. 30, 2014	Dec. 31, 2013	Dec. 06, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2009	Dec. 31, 2007	Jul. 12, 2006
Statement of Partners' Capital [Abstract]
Common stock, par value (in dollars per share)		$ 0.001	$ 0.001		$ 0.001	$ 0.001	$ 0.001
Common stock, shares authorized			750,000,000us-gaap_CommonStockSharesAuthorized		750,000,000us-gaap_CommonStockSharesAuthorized		130,322,900us-gaap_CommonStockSharesAuthorized	126,863,000us-gaap_CommonStockSharesAuthorized	38,635,550us-gaap_CommonStockSharesAuthorized	14,416,250us-gaap_CommonStockSharesAuthorized	11,533,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued		48,855,255us-gaap_CommonStockSharesIssued	63,182,806us-gaap_CommonStockSharesIssued	244,276,923us-gaap_CommonStockSharesIssued	48,841,417us-gaap_CommonStockSharesIssued		5,391,095us-gaap_CommonStockSharesIssued
Common stock, shares outstanding		48,855,255us-gaap_CommonStockSharesOutstanding	63,182,806us-gaap_CommonStockSharesOutstanding	244,276,923us-gaap_CommonStockSharesOutstanding	48,841,417us-gaap_CommonStockSharesOutstanding
Reverse stock split, ratio	1.1533	0.2