XML 87 R49.htm IDEA: XBRL DOCUMENT v2.4.0.6
Equity - Issued Shares of Common Stock in Connection with Cashless Exercise of Warrant (Detail) (USD $)
Sep. 30, 2012
May 18, 2012
Equity [Line Items]    
Shares Issued Date   May 18, 2012
Shares Issued   105,000
Shares Repurchased   77,071
Share Net of Repurchases 27,929 27,929
Repurchase Price $ 9.782 $ 9.782