Consolidating Guarantor Financial Information - Consolidating Statement of Cash Flows (Details) - USD ($) $ in Thousands		2 Months Ended	10 Months Ended	12 Months Ended
	Aug. 25, 2014	Feb. 14, 2014	Dec. 28, 2014	Jan. 01, 2017	Jan. 03, 2016
Cash flows from financing activities:
Proceeds from sale leaseback transaction	$ 183,700
Successor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:			$ 48,091	$ 118,687	$ 100,613
Cash flows provided by (used in) investing activities:
Acquisition of Predecessor			(946,898)	0	0
Payments to Acquire Businesses, Gross			113,142	0	663
Payments to acquire franchisee			1,529	0	0
Acquisition of Franchise			(113,142)		(663)
Intercompany note			0		0
Development of internal use software			(2,130)	(10,455)	(4,802)
Proceeds from sale of property and equipment			442	696	308
Net cash used in investing activities			(1,124,285)	(98,439)	(78,191)
Net repayments on revolving credit facility			0	0	0
Cash flows from financing activities:
Proceeds from secured credit facilities, net of original issue discount			756,200	0	0
Proceeds from senior notes			255,000	0	0
Repayment of Predecessor Facility			(348,000)	0	0
Repayments on senior term loan			(3,807)	(7,600)	(9,500)
Repayments of Notes Payable			0	50	49
Intercompany Note			0	0	0
Proceeds from sale leaseback transaction			183,685	0	0
Payment of debt financing costs			(27,575)	0	0
Payments on capital lease obligations			(297)	(421)	(405)
Payments on sale leaseback obligations			(742)	(2,028)	(1,663)
Dividends paid			(890)	0	(70,000)
Excess tax benefit realized from stock-based compensation			4,874	4	18
Restricted stock returned for payment of taxes			0	0	0
Equity contribution			350,000	0	0
Purchases of treasury stock			0	0	0
Net cash provided by (used in) financing activities			1,168,448	(10,095)	(81,599)
Effect of foreign exchange rate changes on cash			(444)	216	(1,163)
Change in cash and cash equivalents			91,810	10,369	(60,340)
Cash and cash equivalents at beginning of period			19,184	50,654	110,994
Cash and cash equivalents at end of period		$ 19,184	110,994	61,023	50,654
Payments to Acquire Property, Plant, and Equipment			(61,028)	(88,680)	(73,034)
Cash Equivalents, at Carrying Value		19,184	110,994		50,654
Predecessor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:		22,314
Cash flows provided by (used in) investing activities:
Acquisition of Predecessor		0
Payments to Acquire Businesses, Gross		0
Payments to acquire franchisee		0
Intercompany note		0
Development of internal use software		0
Proceeds from sale of property and equipment		51
Net cash used in investing activities		(9,659)
Net repayments on revolving credit facility		(13,500)
Cash flows from financing activities:
Proceeds from secured credit facilities, net of original issue discount		0
Proceeds from senior notes		0
Repayment of Predecessor Facility		0
Repayments on senior term loan		0
Repayments of Notes Payable		0
Intercompany Note		0
Proceeds from sale leaseback transaction		0
Payment of debt financing costs		0
Payments on capital lease obligations		(164)
Payments on sale leaseback obligations		0
Dividends paid		(38)
Excess tax benefit realized from stock-based compensation		0
Restricted stock returned for payment of taxes		(142)
Equity contribution		0
Purchases of treasury stock		0
Net cash provided by (used in) financing activities		(13,844)
Effect of foreign exchange rate changes on cash		(313)
Change in cash and cash equivalents		(1,502)
Cash and cash equivalents at beginning of period		20,686	19,184
Cash and cash equivalents at end of period		19,184
Payments to Acquire Property, Plant, and Equipment		(9,710)
Reportable Legal Entities [Member] | Parent Company [Member] | Successor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:			70,034	73,722	95,659
Cash flows provided by (used in) investing activities:
Acquisition of Predecessor			(946,898)
Payments to acquire franchisee			0
Acquisition of Franchise			(118,409)		(663)
Intercompany note			0		2,393
Development of internal use software			0	(7,671)	(2,018)
Proceeds from sale of property and equipment			23	696	308
Net cash used in investing activities			(1,120,583)	(76,802)	(65,050)
Cash flows from financing activities:
Proceeds from secured credit facilities, net of original issue discount			756,200
Proceeds from senior notes			255,000
Repayment of Predecessor Facility			0
Repayments on senior term loan			(3,800)	(7,600)	(9,500)
Repayments of Notes Payable				0	0
Intercompany Note			(375,539)	23,974	(3,847)
Proceeds from sale leaseback transaction			183,685
Payment of debt financing costs			(27,575)
Payments on capital lease obligations			(297)	(417)	(402)
Payments on sale leaseback obligations			(742)	(2,028)	(1,663)
Dividends paid			(890)		(70,000)
Excess tax benefit realized from stock-based compensation			4,874	4	18
Equity contribution			350,000
Net cash provided by (used in) financing activities			1,140,916	13,933	(85,394)
Effect of foreign exchange rate changes on cash			0	0	0
Change in cash and cash equivalents			90,367	10,853	(54,785)
Cash and cash equivalents at beginning of period				42,235	97,020
Cash and cash equivalents at end of period			97,020	53,088	42,235
Payments to Acquire Property, Plant, and Equipment			(55,299)	(69,827)	(65,070)
Cash Equivalents, at Carrying Value		6,653	97,020
Reportable Legal Entities [Member] | Parent Company [Member] | Predecessor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:		(12,224)
Cash flows provided by (used in) investing activities:
Intercompany note		0
Proceeds from sale of property and equipment		(2)
Net cash used in investing activities		(8,540)
Net repayments on revolving credit facility		0
Cash flows from financing activities:
Intercompany Note		17,571
Payments on capital lease obligations		(153)
Dividends paid		(38)
Restricted stock returned for payment of taxes		(142)
Net cash provided by (used in) financing activities		17,238
Effect of foreign exchange rate changes on cash		0
Change in cash and cash equivalents		(3,526)
Cash and cash equivalents at beginning of period		10,177	6,651
Cash and cash equivalents at end of period		6,651
Payments to Acquire Property, Plant, and Equipment		(8,538)
Reportable Legal Entities [Member] | Guarantor [Member] | Successor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:			(24,166)	44,608	(492)
Cash flows provided by (used in) investing activities:
Acquisition of Predecessor			0
Payments to acquire franchisee			1,529
Acquisition of Franchise			5,267		0
Intercompany note			375,539		2,925
Development of internal use software			(2,130)	(2,784)	(2,784)
Proceeds from sale of property and equipment			419	0	0
Net cash used in investing activities			373,430	(21,223)	(5,887)
Cash flows from financing activities:
Proceeds from secured credit facilities, net of original issue discount			0
Proceeds from senior notes			0
Repayment of Predecessor Facility			(348,000)
Repayments on senior term loan			(7)	0	0
Repayments of Notes Payable				50	49
Intercompany Note			5,050	(23,974)	1,798
Proceeds from sale leaseback transaction			0
Payment of debt financing costs			0
Payments on capital lease obligations			0	0	0
Payments on sale leaseback obligations			0	0	0
Dividends paid			0		0
Excess tax benefit realized from stock-based compensation			0	0	0
Equity contribution			0
Net cash provided by (used in) financing activities			(342,957)	(24,024)	1,749
Effect of foreign exchange rate changes on cash			0	0	0
Change in cash and cash equivalents			6,307	(639)	(4,630)
Cash and cash equivalents at beginning of period				1,797	6,427
Cash and cash equivalents at end of period			6,427	1,158	1,797
Payments to Acquire Property, Plant, and Equipment			(4,136)	(18,439)	(6,028)
Cash Equivalents, at Carrying Value		120	6,427
Reportable Legal Entities [Member] | Guarantor [Member] | Predecessor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:		29,906
Cash flows provided by (used in) investing activities:
Intercompany note		(17,601)
Proceeds from sale of property and equipment		53
Net cash used in investing activities		(18,630)
Net repayments on revolving credit facility		(13,500)
Cash flows from financing activities:
Intercompany Note		430
Payments on capital lease obligations		0
Dividends paid		0
Restricted stock returned for payment of taxes		0
Net cash provided by (used in) financing activities		(13,070)
Effect of foreign exchange rate changes on cash		0
Change in cash and cash equivalents		(1,794)
Cash and cash equivalents at beginning of period		1,914	120
Cash and cash equivalents at end of period		120
Payments to Acquire Property, Plant, and Equipment		(1,082)
Reportable Legal Entities [Member] | Non-Guarantors [Member] | Successor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:			2,223	357	5,446
Cash flows provided by (used in) investing activities:
Acquisition of Predecessor			0
Payments to acquire franchisee			0
Acquisition of Franchise			0		0
Intercompany note			0		0
Development of internal use software			0	0	0
Proceeds from sale of property and equipment			0	0	0
Net cash used in investing activities			(1,593)	(414)	(1,936)
Cash flows from financing activities:
Proceeds from secured credit facilities, net of original issue discount			0
Proceeds from senior notes			0
Repayment of Predecessor Facility			0
Repayments on senior term loan			0	0	0
Repayments of Notes Payable				0	0
Intercompany Note			(5,050)	0	(3,269)
Proceeds from sale leaseback transaction			0
Payment of debt financing costs			0
Payments on capital lease obligations			0	(4)	(3)
Payments on sale leaseback obligations			0	0	0
Dividends paid			0		0
Excess tax benefit realized from stock-based compensation			0	0	0
Equity contribution			0
Net cash provided by (used in) financing activities			(5,050)	(4)	(3,272)
Effect of foreign exchange rate changes on cash			(444)	216	(1,163)
Change in cash and cash equivalents			(4,864)	155	(925)
Cash and cash equivalents at beginning of period				6,622	7,547
Cash and cash equivalents at end of period			7,547	6,777	6,622
Payments to Acquire Property, Plant, and Equipment			(1,593)	(414)	(1,936)
Cash Equivalents, at Carrying Value		12,411	7,547
Reportable Legal Entities [Member] | Non-Guarantors [Member] | Predecessor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:		4,632
Cash flows provided by (used in) investing activities:
Intercompany note		0
Proceeds from sale of property and equipment		0
Net cash used in investing activities		(90)
Net repayments on revolving credit facility		0
Cash flows from financing activities:
Intercompany Note		(400)
Payments on capital lease obligations		(11)
Dividends paid		0
Restricted stock returned for payment of taxes		0
Net cash provided by (used in) financing activities		(411)
Effect of foreign exchange rate changes on cash		(313)
Change in cash and cash equivalents		3,818
Cash and cash equivalents at beginning of period		8,595	12,413
Cash and cash equivalents at end of period		12,413
Payments to Acquire Property, Plant, and Equipment		(90)
Eliminations [Member] | Successor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:			0	0	0
Cash flows provided by (used in) investing activities:
Acquisition of Predecessor			0
Payments to acquire franchisee			0
Acquisition of Franchise			0		0
Intercompany note			(375,539)		(5,318)
Development of internal use software			0	0	0
Proceeds from sale of property and equipment			0	0	0
Net cash used in investing activities			(375,539)	0	(5,318)
Cash flows from financing activities:
Proceeds from secured credit facilities, net of original issue discount			0
Proceeds from senior notes			0
Repayment of Predecessor Facility			0
Repayments on senior term loan			0	0	0
Repayments of Notes Payable				0	0
Intercompany Note			375,539	0	5,318
Proceeds from sale leaseback transaction			0
Payment of debt financing costs			0
Payments on capital lease obligations			0	0	0
Payments on sale leaseback obligations			0	0	0
Dividends paid			0		0
Excess tax benefit realized from stock-based compensation			0	0	0
Equity contribution			0
Net cash provided by (used in) financing activities			375,539	0	5,318
Effect of foreign exchange rate changes on cash			0	0	0
Change in cash and cash equivalents			0	0	0
Cash and cash equivalents at beginning of period				0
Cash and cash equivalents at end of period				0	0
Payments to Acquire Property, Plant, and Equipment			0	$ 0	0
Cash Equivalents, at Carrying Value		0	0		$ 0
Eliminations [Member] | Predecessor [Member]
Cash flows provided by (used in) operating activities:
Cash flows provided by (used in) operating activities:		0
Cash flows provided by (used in) investing activities:
Intercompany note		17,601
Proceeds from sale of property and equipment		0
Net cash used in investing activities		17,601
Net repayments on revolving credit facility		0
Cash flows from financing activities:
Intercompany Note		(17,601)
Payments on capital lease obligations		0
Dividends paid		0
Restricted stock returned for payment of taxes		0
Net cash provided by (used in) financing activities		(17,601)
Effect of foreign exchange rate changes on cash		0
Change in cash and cash equivalents		0
Cash and cash equivalents at beginning of period		0	$ 0
Cash and cash equivalents at end of period		0
Payments to Acquire Property, Plant, and Equipment		$ 0