Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY

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CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Advisory Board And Consultants
Employees
Preferred Stock
Common Stock
Additional Paid-In Capital
Additional Paid-In Capital
Advisory Board And Consultants
Additional Paid-In Capital
Employees
Accumulated Deficit
Noncontrolling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]                    
Cumulative effect of adoption of ASC 606 (See Note 2) $ 24,120               $ 24,109 $ 11
Beginning Balance (in shares) at Dec. 31, 2017       17,012,075 198,583,941          
Beginning Balance at Dec. 31, 2017 370,391     $ 2 $ 20 $ 520,135     (149,778) 12
Increase (Decrease) in Stockholders' Equity [Roll Forward]                    
Issuance of common stock under employee stock purchase plan (in shares)         59,944          
Issuance of common stock under employee stock purchase plan 186         186        
Exercise of stock options (in shares)         553,599          
Exercise of stock options 828       $ 0 828        
Stock-based compensation granted to advisory board, consultants and independent financial advisors   $ 7         $ 7      
Stock-based compensation to employees 1,494   $ 1,487         $ 1,487    
Issuance of restricted stock (in shares)         1,855,000          
Issuance of restricted stock $ 0                  
Repurchase and retirement of common stock (in shares) (285,400)       (534,697)          
Repurchase and retirement of common stock $ (1,729)         (1,729)        
Preferred stock issued, net of underwriting discount and expense (in shares)       0            
Preferred stock issued, net of underwriting discount and expense (37)     $ 0   (37)        
Preferred stock dividends declared and paid (8,508)         (8,508)        
Common stock dividends declared and paid (1,960)         (1,960)        
Net income 5,464               5,463 1
Ending Balance (in shares) at Mar. 31, 2018       17,012,075.000 200,517,787.000          
Ending Balance at Mar. 31, 2018 $ 390,249     $ 2 $ 20 $ 510,409     $ (120,206) $ 24