XML 57 R34.htm IDEA: XBRL DOCUMENT v2.4.0.6
Notes Payable - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Debt Instrument [Line Items]    
Advance from related party $ 639 $ 771
Annual interest rate 8.00%  
Non-cash interest expense $ 231 $ 173