Stockholders' Equity - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Stockholders Equity [Line Items]
Common stock to be issued to employee for bonuses, Shares	29,865
Common stock to be issued to employee for bonuses	$ 100,000	$ 226,750
Common stock issued for payment of consulting services to settle accounts payable, shares	41,365	147,731
Common stock issued for payment of consulting services to settle accounts payable	$ 120,000	$ 274,500
Common stock issued for exercise of stock options to three independent directors		$ 41,250
Exercise of stock options, shares		75,000
Common stock issued for exercise of stock options to employees	200,000	$ 250,531
Common stock issued for exercise of stock options to consultants	$ 21,165	56,916
Common stock issued to consultant, value		226,750
Stock issued during period value to investor.		10,000,000
Professional fees		$ 500,000
Shares reserved for future issuance	2,391,220	2,443,749
Shares reserved for future issuance in settlement of deferred compensation	963,451	974,953
Other Stock Options and Warrants [Member]
Stockholders Equity [Line Items]
Shares reserved for future issuance	1,427,769	1,488,796
Common Stock [Member]
Stockholders Equity [Line Items]
Common stock to be issued to employee for bonuses, Shares	29,865	112,131
Common stock to be issued to employee for bonuses	$ 29	$ 112
Common stock issued for payment of consulting services to settle accounts payable, shares	41,365	147,731
Common stock issued for payment of consulting services to settle accounts payable	$ 41	$ 148
Exercise of stock options, shares	200,000
Stock issued during period shares to investor		2,000,000
Series A [Member]
Stockholders Equity [Line Items]
Stock issued during period shares to investor		7,000
Director [Member]
Stockholders Equity [Line Items]
Common stock issued for compensation, shares		30,000
Common stock issued for compensation, value		$ 55,200
Professional fees	$ 260,000	$ 200,000
Director [Member] | Common Stock [Member]
Stockholders Equity [Line Items]
Common stock issued for compensation, shares		30,000
Common stock issued for compensation, value		$ 30
Employees [Member]
Stockholders Equity [Line Items]
Common stock issued for compensation, shares	17,817	26,156
Common stock issued for compensation, value	$ 50,000	$ 46,041
Exercise of stock options, shares	200,000	237,293
Employees [Member] | Common Stock [Member]
Stockholders Equity [Line Items]
Common stock issued for compensation, shares	17,817	26,156
Common stock issued for compensation, value	$ 18	$ 27
Consultants [Member]
Stockholders Equity [Line Items]
Exercise of stock options, shares	16,666	151,666
Common stock issued to consultant, shares		112,131
Chief Executive Officer, Chief Financial Officer And Employees [Member]
Stockholders Equity [Line Items]
Deferred compensation employment arrangements, shares authorized for issuance	963,451	954,953