Notes Payable - Additional Information (Detail) (USD $)	3 Months Ended
	Apr. 30, 2013	Apr. 30, 2012	Jan. 31, 2013
Senior Secured Note [Line Items]
Payment of financing costs, value	$ 45,000	$ 25,661
Notes payable	594,745		594,765
Senior notes	500,000
Revolving Credit Facility
Senior Secured Note [Line Items]
Revolving line of credit carrying amount	100,000
Line of credit facility amount outstanding	94,745
Line of credit facility, interest rate description	prime rate (as defined) plus 4.50
Line of credit facility, interest rate at period end	7.75%
Line of credit facility, expiration date	Jun. 05, 2013
Line of credit facility, frequency of payment and payment terms	interest only is payable monthly
Senior secured note | Interest payable in arrears period on December 28, 2012
Senior Secured Note [Line Items]
Debt, interest rate	8.00%
Senior secured note | Interest payable in arrears period on March 31, 2013
Senior Secured Note [Line Items]
Debt, interest rate	8.00%
Senior secured note | Interest payable in arrears period on June 30, 2013
Senior Secured Note [Line Items]
Debt, interest rate	8.00%
Senior secured note | Interest payable in arrears period on October 15, 2013
Senior Secured Note [Line Items]
Debt, interest rate	8.00%
Senior secured note | Amended | SpaGus
Senior Secured Note [Line Items]
Debt, maturity date	Oct. 15, 2013
Payment of financing costs, restricted shares	100,000
Payment of financing costs, fair value of restricted shares	45,000
Senior secured note | Amended | Possibility one | SpaGus
Senior Secured Note [Line Items]
Debt, maturity date	Sep. 29, 2013
Senior secured note | Amended | If the amended Note principal and or any accrued interest is outstanding on April 15, 2013 | SpaGus
Senior Secured Note [Line Items]
Payment of financing costs, restricted shares	100,000
Payment of financing costs, fair value of restricted shares	$ 0
Senior secured note | Amended | Date One | SpaGus
Senior Secured Note [Line Items]
Debt, accrued interest payable date	Dec. 28, 2012
Senior secured note | Amended | Date Two | SpaGus
Senior Secured Note [Line Items]
Debt, accrued interest payable date	Mar. 31, 2013
Senior secured note | Amended | Date Three | SpaGus
Senior Secured Note [Line Items]
Debt, accrued interest payable date	Jun. 30, 2013
Senior secured note | Amended | Date four | SpaGus
Senior Secured Note [Line Items]
Debt, accrued interest payable date	Oct. 15, 2013