Stock-Based Compensation - Summary of Outstanding and Unvested Restricted Stock Activity (Details)	6 Months Ended
	Jun. 20, 2017 $ / shares shares
Shares
Nonvested Shares, Beginning balance (in shares) | shares	1,133,822
Granted (in shares) | shares	72,570
Vested (in shares) | shares	(64,330)
Forfeited (in shares) | shares	0
Nonvested Shares, Ending balance (in shares) | shares	1,142,062
Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning balance (in dollars per share) | $ / shares	$ 10.40
Weighted-Average Grant Date Fair Value, Granted (in dollars per share) | $ / shares	13.59
Weighted-Average Grant Date Fair Value, Vested (in dollars per share) | $ / shares	9.63
Weighted-Average Grant Date Fair Value, Forfeited (in dollars per share) | $ / shares	0.00
Weighted-Average Grant Date Fair Value, Ending balance (in dollars per share) | $ / shares	$ 10.64