Notes Payable - Additional Information (Detail) (USD $)	1 Months Ended	3 Months Ended
	Nov. 26, 2008	Dec. 31, 2013
Class Of Stock [Line Items]
Unsecured Convertible Promissory Note Agreements	$ 2,500,000
Investment in Notes offering	200,000
Additional investment in Notes offering	600,000
Principal amount of Note not converted into shares	500,000
Offering Note matured date		Nov. 26, 2013
New Note terms		Two times principal payment at maturity
New note interest rate	10.00%
Note interest rate by default	15.00%
Offering Note maturity amount		1,000,000
Accrued interest		$ 167,000
Calando | Series A Preferred Stock
Class Of Stock [Line Items]
Conversion of Notes and accrued interest in to share		2,950