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Stock-Based Compensation - Schedule of Restricted Stock Units Activity (Details) - Restricted Stock Units RSU [Member]
12 Months Ended
Dec. 31, 2018
$ / shares
shares
Restricted Stock Units Non-vested at the beginning of the period | shares 445,000
Restricted Stock Units Granted | shares 91,000
Restricted Stock Units Vested and distributed | shares (139,880)
Restricted Stock Units Non-vested at the end of the period | shares 396,120
Weighted Average Grant Date Fair Value Non-vested at the beginning of the period | $ / shares $ 13.71
Weighted Average Grant Date Fair Value Granted | $ / shares 12.35
Weighted Average Grant Date Fair Value Vested and distributed | $ / shares 12.31
Weighted Average Grant Date Fair Value Non-vested at the end of the period | $ / shares $ 13.89