Equity - Summary of Warrant Activity (Detail) - Warrant [Member]	9 Months Ended
	Sep. 30, 2015 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants outstanding, beginning balance | shares	650,000
Warrants granted | shares	0
Warrants exercised | shares	0
Warrants canceled or expired | shares	0
Warrants outstanding, ending balance | shares	650,000
Warrants exercisable, ending balance | shares	530,000
Weighted average exercise price, warrants outstanding, beginning balance	$ 1.48
Weighted average exercise price, warrants granted	0
Weighted average exercise price, warrants exercised	0
Weighted average exercise price, warrants canceled or expired	0
Weighted average exercise price, warrants outstanding, ending balance	1.48
Weighted average exercise price, warrants exercisable, ending balance	$ 1.49