Quarterly report pursuant to Section 13 or 15(d)

Liquidity - Additional Information (Detail)

v2.4.1.9
Liquidity - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
9 Months Ended 12 Months Ended
Dec. 31, 2013
Mar. 31, 2014
Organization Consolidation And Presentation Of Financial Statements [Abstract]    
Issuance of shares for cash $ 14,924us-gaap_ProceedsFromIssuanceOfCommonStock $ 33,300us-gaap_ProceedsFromIssuanceOfCommonStock