Stock-based Compensation - Schedule of Nonvested Share Activity (Details) - Restricted Stock [Member]	6 Months Ended
	Jun. 30, 2016 $ / shares shares
Number of Non-vested shares, beginning of year | shares	575,000
Number of Non-vested Shares, Granted | shares	88,000
Number of Non-vested Shares, Vested | shares	(102,000)
Number of Non-vested Shares, Forfeited | shares	(6,000)
Number of Non-vested shares, end of year | shares	555,000
Weighted- Average Grant Date Fair Value, Non-vested, beginning of year | $ / shares	$ 5.79
Weighted- Average Grant Date Fair Value, Granted | $ / shares	4.30
Weighted- Average Grant Date Fair Value, Vested | $ / shares	6.08
Weighted- Average Grant Date Fair Value, Forfeited | $ / shares	5.69
Weighted- Average Grant Date Fair Value, Non-vested, end of year | $ / shares	$ 5.50