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Stockholders' Equity - Schedule of Restricted Stock Units Outstanding (Details) - Restricted Stock Units
Sep. 30, 2019
$ / shares
shares
Number of Shares  
Restricted stock units outstanding and non-vested (in shares) | shares 27,000
Grant Date Fair Value Per Share  
Restricted stock units outstanding and non-vested (in dollars per share) | $ / shares $ 14.51