SUBSEQUENT EVENTS	3 Months Ended
Mar. 31, 2015
Subsequent Events
SUBSEQUENT EVENTS	13. SUBSEQUENT EVENTS In April 2015, 1,508 shares of convertible preferred stock were converted into 587,915 shares of common stock.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

No definition available.

Name:	us-gaap_SubsequentEventsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration