4. Stockholders' Equity (Details Narrative) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016	Dec. 31, 2015
Proceeds from exercise of stock options			$ 20,000	$ 1,000
Payment for repurchase of shares, amount			3,607	0
Stock option plan expense (benefit)	$ 4,979,213	$ 14,632,458	$ (523,043)	$ 21,183,498
Restricted Stock [Member]
Unvested restricted stock awards remaining	2,084,000		2,084,000
Unrecognized compensation costs	$ 6,570,000		$ 6,570,000
Pre 2013 Stock Options [Member]
Options outstanding	6,006,838		6,006,838
Stock option plan expense (benefit)	$ 2,478,062		$ (5,502,948)
Weighted average remaining contractual term			4 years 11 months 23 days
Post 2013 Stock Options [Member]
Stock options granted			2,783,231
Stock options granted, value			$ 9,586,791
Assumptions - volatility range, minimum			142.00%
Assumptions - volatility range, maximum			157.00%
Assumptions - expected term			6 years 3 months
Assumptions - risk free interest rate			2.00%
Assumptions - dividend payments			$ 0
Stock Options [Member]
Stock issued for the exercise of stock options			25,000		159,678
Options outstanding	10,967,819		10,967,819		10,747,558	7,281,250
Weighted average remaining contractual term			6 years 9 months 22 days		7 years 9 months	6 years 9 months
Stock options granted			2,783,231		4,130,000
Unrecognized compensation cost	$ 8,518,000		$ 8,518,000
Private Placement [Member]
Gross proceeds from private placement			760,000
Modification of awards [Member]
Stock option plan expense (benefit)			$ 368,000
Restricted Stock [Member]
Stock issued for services, shares			1,655,590
Stock issued for services, value			$ 7,076,363
Restricted Stock [Member] | Exercise of Options [Member]
Stock issued for the exercise of stock options			25,000
Proceeds from exercise of stock options			$ 20,000
Restricted Stock [Member] | Accredited Investors [Member] | Private Placement [Member]
Stock issued new, shares			49,231
Gross proceeds from private placement			$ 160,000
Restricted Stock [Member] | Agents and Brokers [Member]
Stock issued for settlement of commissions payable, shares			1,197,567	648,608
Stock issued for settlement of commissions payable, value			$ 3,173,490	$ 844,811
Common Stock [Member]
Stock repurchased and retired, shares			1,307
Payment for repurchase of shares, amount			$ 3,607