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Condensed Interim Consolidated Statements of Changes in Equity - USD ($)
Total
Share Capital [Member]
Additional Paid-in Capital [Member]
Treasury Stock [Member]
Accumulated (deficit)/ surplus [Member]
Balance at Dec. 31, 2015 $ 347,611,278 $ 263,297 $ 338,226,370 $ (1,278,546) $ 10,400,157
Balance (in shares) at Dec. 31, 2015   26,210,311      
Net proceeds from equity offering 63,927,414 $ 75,000 63,852,414 0 0
Net proceeds from equity offering (in shares)   7,500,000      
Share based compensation 1,304,325 $ 0 1,304,325 0 0
Repurchase of common stock (2,993,931) $ 0 0 (2,993,931) 0
Repurchase of common stock (in shares)   (366,347)      
Dividend payments (9,327,219) $ 2,316 1,896,148 0 (11,225,683)
Dividend payments (in shares)   231,646      
Income / (Loss) for year 3,747,932 $ 0 0 0 3,747,932
Balance at Dec. 31, 2016 404,269,799 $ 340,613 405,279,257 (4,272,477) 2,922,406
Balance (in shares) at Dec. 31, 2016   33,575,610      
Share based compensation 114,262 $ 0 114,262 0 0
Income / (Loss) for year (2,167,191) 0 0 0 (2,167,191)
Balance at Mar. 31, 2017 $ 402,216,870 $ 340,613 $ 405,393,519 $ (4,272,477) $ 755,215
Balance (in shares) at Mar. 31, 2017   33,575,610