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COMMON AND PREFERRED STOCK (Tables) | 12 Months Ended
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Dec. 31, 2014
Equity [Abstract] |
Conversion of Convertible Preferred Stock | Upon the closing of the initial public offering, all outstanding Series-A1 and Series-A2 convertible redeemable preferred stock, and Series A3 convertible preferred stock were converted into a total of 21,840,128 shares of common stock, as shown in the table below.
| Conversion Shares
Series A-1 Convertible Redeemable Preferred Stock | 16,439,480 |
Series A-2 Convertible Redeemable Preferred Stock | 3,078,432 |
Series A-3 Convertible Preferred Stock | 2,322,216 |
Total | 21,840,128 |

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- Definition Tabular disclosure of changes in the separate accounts comprising stockholders' equity (in addition to retained earnings) and of the changes in the number of shares of equity securities during at least the most recent annual fiscal period and any subsequent interim period presented is required to make the financial statements sufficiently informative if both financial position and results of operations are presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 + Details
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