Quarterly report pursuant to Section 13 or 15(d)

EQUITY AND EARNINGS PER SHARE (Summary of RSUs) (Details)

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EQUITY AND EARNINGS PER SHARE (Summary of RSUs) (Details) - RSUs
9 Months Ended
Sep. 30, 2019
$ / shares
shares
Number of RSUs  
Beginning balance (in shares) | shares 54,641
Granted (in shares) | shares 589,967
Released (in shares) | shares (17,452)
Forfeited (in shares) | shares (95,284)
Ending balance (in shares) | shares 531,872
Weighted Average Grant Date Fair Value (per unit)  
Beginning weighted average grant date fair value (in dollars per share) | $ / shares $ 5.02
Granted (in dollars per share) | $ / shares 4.70
Vested (in dollars per share) | $ / shares 5.73
Forfeited (in dollars per share) | $ / shares 4.68
Ending weighted average grant date fair value (in dollars per share) | $ / shares $ 4.71