XML 19 R5.htm IDEA: XBRL DOCUMENT v3.7.0.1
Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Balance at Dec. 31, 2013 $ 28,086 $ 251 $ 44,944 $ (17,109)
Balance (in shares) at Dec. 31, 2013   25,070,386    
Sale of common stock 15,616 $ 69 15,547 0
Sale of common stock (in shares)   6,900,000    
Issuance of common stock upon exercise of stock options 309 $ 3 306 0
Issuance of common stock upon exercise of stock options (in shares)   341,890    
Value of share-based arrangements 708 $ 0 708 0
Value of share-based arrangements (in shares)   0    
Net income (loss) (720) $ 0 0 (720)
Balance at Dec. 31, 2014 43,999 $ 323 61,505 (17,829)
Balance (in shares) at Dec. 31, 2014   32,312,276    
Issuance of common stock upon exercise of stock options and warrants 460 $ 5 455 0
Issuance of common stock upon exercise of stock options and warrants (in shares)   482,506    
Issuance of common stock for services 30 $ 0 30 0
Issuance of common stock for services (in shares)   9,835    
Value of share-based arrangements 173 $ 0 173 0
Value of share-based arrangements (in shares)   0    
Net income (loss) 4,763 $ 0 0 4,763
Balance at Dec. 31, 2015 49,425 $ 328 62,163 (13,066)
Balance (in shares) at Dec. 31, 2015   32,804,617    
Sale of common stock 48,356 $ 74 48,282 0
Sale of common stock (in shares)   7,392,856    
Issuance of common stock upon exercise of stock options and warrants 2,704 $ 13 2,691 0
Issuance of common stock upon exercise of stock options and warrants (in shares)   1,251,199    
Excess tax benefits from exercise of stock options 189   189 0
Issuance of common stock for services 105 $ 0 105 0
Issuance of common stock for services (in shares)   17,148    
Value of share-based arrangements 601 $ 0 601 0
Value of share-based arrangements (in shares)   0    
Net income (loss) 10,637 $ 0 0 10,637
Balance at Dec. 31, 2016 $ 112,017 $ 415 $ 114,032 $ (2,430)
Balance (in shares) at Dec. 31, 2016   41,465,820