CAPITAL STOCK (Tables)

12 Months Ended

Dec. 31, 2016

CAPITAL STOCK

Summary of capital stock share issuances

	2016		2015		2014
Shares outstanding as of December 31,		51,527,711		51,501,877		50,284,007
Summary of Share Issuances:
Share Issuances related to Equity Compensation:
Shares issued upon exercise of stock options by employees		25,834		657,998		711,516
Proceeds realized from stock option exercises	$	80,161	$	2,780,188	$	2,964,445
Average exercise price of options exercised	$	3.10	$	4.23	$	4.17
Restricted Stock Grants		—		850,000		740,000
Share issuances related to Warrant Exercises
Shares issued upon the exercise of warrants		—				904,886
Proceeds realized from warrant exercises		—			$	8,433,045
Share issuances related to Equity Offerings
Shares issued pursuant to equity offerings		—				7,816,944
Proceeds realized from equity offerings		—			$	69,780,967