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Restaurant Closure and Other Related Charges - Restaurant Closure Liability Activity (Details) $ in Thousands	4 Months Ended		6 Months Ended		12 Months Ended
	Jan. 03, 2017 USD ($) location	Dec. 29, 2015 USD ($) location	Dec. 29, 2015 USD ($)	Jun. 30, 2015 USD ($)	Jan. 03, 2017 USD ($)	Dec. 30, 2014 USD ($)
Restructuring Reserve [Roll Forward]
Number of underperforming locations \| location	12
Successor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period					$ 4,800
Charges for accretion in current period			$ 0		179
Closure liability at end of period	$ 3,100	$ 4,800	4,800		3,100
Number of underperforming locations \| location		12
Predecessor
Restructuring Reserve [Roll Forward]
Charges for accretion in current period				$ 0		$ 0
Facility Closing [Member] \| Successor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period			1,037		1,023
Adjustments to prior period activity			129		439
Charges for accretion in current period			41		80
Cash payments			(184)		(177)
Closure liability at end of period	1,365	$ 1,023	1,023	1,037	1,365
Facility Closing [Member] \| Predecessor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period			1,037	1,143		1,396
Adjustments to prior period activity				54		(5)
Charges for accretion in current period				40		87
Cash payments				(200)		(335)
Closure liability at end of period				1,037		$ 1,143
12 Underperforming Restaurants \| Successor
Restructuring Cost and Reserve [Line Items]
Restructuring cost incurred		4,500			200
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period					3,800
Adjustments to prior period activity					(553)
Charges for accretion in current period		1,800	1,845		133
Cash payments			(717)		(1,607)
Reclassification of lease related liabilities		2,700	2,672
Closure liability at end of period	1,773	$ 3,800	3,800		1,773
Number of underperforming locations \| location		12
12 Underperforming Restaurants \| Predecessor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period			0
Closure liability at end of period				0
12 Underperforming Restaurants \| One-time Termination Benefits [Member] \| Successor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period					0
Adjustments to prior period activity					0
Charges for accretion in current period			168		0
Cash payments			(168)		0
Reclassification of lease related liabilities			0
Closure liability at end of period	0	$ 0	0		0
12 Underperforming Restaurants \| One-time Termination Benefits [Member] \| Predecessor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period			0
Closure liability at end of period				0
12 Underperforming Restaurants \| Contract Termination [Member] \| Successor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period					3,637
Adjustments to prior period activity					(553)
Charges for accretion in current period			1,289		133
Cash payments			(324)		(1,444)
Reclassification of lease related liabilities			2,672
Closure liability at end of period	1,773	3,637	3,637		1,773
12 Underperforming Restaurants \| Contract Termination [Member] \| Predecessor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period			0
Closure liability at end of period				0
12 Underperforming Restaurants \| Other Restructuring [Member] \| Successor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period					163
Adjustments to prior period activity					0
Charges for accretion in current period			388		0
Cash payments			(225)		(163)
Reclassification of lease related liabilities			0
Closure liability at end of period	$ 0	$ 163	163		$ 0
12 Underperforming Restaurants \| Other Restructuring [Member] \| Predecessor
Restructuring Reserve [Roll Forward]
Closure liability at beginning of period			$ 0
Closure liability at end of period				$ 0