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Consolidated Statements of Changes in Convertible Redeemable Preferred Stock and Stockholders' Equity (Parenthetical) (USD $) | 12 Months Ended
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Dec. 31, 2013
Debt Issuance Cost | $ 273,740 us-gaap_DebtIssuanceCosts

X
- Definition Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees). + References No definition available. + Details
Name: | us-gaap_DebtIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration