Condensed Consolidating Schedules - P&L (Details) - USD ($)	3 Months Ended		6 Months Ended		9 Months Ended
	Jul. 01, 2018	Jul. 02, 2017	Jul. 01, 2018	Jul. 02, 2017	Oct. 01, 2017	Oct. 02, 2016	Sep. 27, 2015	Dec. 31, 2017	Jan. 01, 2017
Condensed Financial Statements, Captions [Line Items]
Revenue from Related Parties	$ 0	$ 0	$ 0	$ 0
Intangible assets, net	478,682,000		478,682,000					$ 480,377,000
Proceeds from sale of property and equipment			(412,000)	(237,000)
Repayments of Senior Debt			3,800,000	3,800,000
Net Cash Provided by (Used in) Operating Activities			65,025,000	76,602,000
Payments to Acquire Property, Plant, and Equipment			36,808,000	47,045,000
Payments to Develop Software			(1,022,000)	(2,075,000)
Net cash used in investing activities			(37,418,000)	(48,883,000)
Repayments on note payable				(13,000)
Repayments of Long-term Capital Lease Obligations			(295,000)	(218,000)
Excess tax benefit realized from stock-based compensation				1,447,000
Net Cash Provided by (Used in) Financing Activities			(5,874,000)	328,000
Effect of foreign exchange rate changes on cash			49,000	239,000
Change in cash, cash equivalents and restricted cash			21,782,000	28,286,000
REVENUES:
Total revenues	217,358,000	211,784,000	472,262,000	476,743,000
Company store operating costs:
Cost of entertainment and merchandise (exclusive of items shown separately below)		6,854,000	17,802,000	15,341,000
Total cost of food, beverage, entertainment and merchandise	31,315,000	29,677,000	68,056,000	66,381,000
Labor expenses	62,618,000	60,351,000	129,966,000	126,738,000
Other store operating expenses	37,069,000	35,967,000	75,132,000	72,716,000
Total company store operating costs	155,716,000	149,901,000	321,918,000	313,060,000
Other costs and expenses:
Advertising expense	12,977,000	12,237,000	26,952,000	25,619,000
General and administrative expenses	13,416,000	13,719,000	26,325,000	29,090,000
Depreciation and amortization	25,493,000	27,623,000	52,065,000	55,928,000
Asset Impairment Charges	1,591,000	0	1,591,000	0		$ 772,000	$ 0
Transaction and severance costs	191,000	490,000	725,000	570,000
Total operating costs and expenses	209,384,000	203,970,000	429,576,000	424,267,000
Rent expense	24,714,000	23,906,000	48,764,000	47,225,000
Operating income (loss)	7,974,000	7,814,000	42,686,000	52,476,000
Equity in earnings (loss) in affiliates	0	0	0	0
Interest expense	19,113,000	17,061,000	37,671,000	34,123,000
Income (Loss) from Continuing Operations before Income Taxes, Domestic	(11,139,000)	(9,247,000)	5,015,000	18,353,000
Income tax expense (benefit)	(2,174,000)	(3,317,000)	1,759,000	7,061,000
Net income (loss)	(8,965,000)	(5,930,000)	3,256,000	11,292,000
Components of other comprehensive income (loss), net of tax:
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	145,000	420,000	300,000	539,000
Total components of other comprehensive income (loss), net of tax			300,000
Comprehensive income (loss)	8,820,000	5,510,000	(3,556,000)	(11,831,000)
Cash and cash equivalents	88,887,000	89,462,000	88,887,000	89,462,000				67,200,000	$ 61,023,000
Retained Earnings [Member]
Other costs and expenses:
Net income (loss)			3,256,000
Issuer
Condensed Financial Statements, Captions [Line Items]
Revenue from Related Parties			574,000	689,000
Proceeds from sale of property and equipment			(570,000)	(237,000)
Repayments of Senior Debt			3,800,000	3,800,000
Net Cash Provided by (Used in) Operating Activities			55,435,000	55,867,000
Payments to Acquire Property, Plant, and Equipment			22,876,000	32,066,000
Payments to Develop Software			(973,000)	0
Net cash used in investing activities			(23,279,000)	(31,829,000)
Repayments on note payable				0
Repayments of Long-term Capital Lease Obligations			(291,000)	(215,000)
Excess tax benefit realized from stock-based compensation				1,447,000
Net Cash Provided by (Used in) Financing Activities			(5,870,000)	344,000
Effect of foreign exchange rate changes on cash			0	0
Change in cash, cash equivalents and restricted cash				24,382,000
REVENUES:
Total revenues			401,603,000	400,236,000
Company store operating costs:
Cost of entertainment and merchandise (exclusive of items shown separately below)			16,665,000	14,230,000
Total cost of food, beverage, entertainment and merchandise			58,398,000	57,161,000
Labor expenses			117,290,000	114,837,000
Other store operating expenses			85,295,000	85,680,000
Total company store operating costs			304,680,000	300,782,000
Other costs and expenses:
Advertising expense			19,758,000	19,252,000
General and administrative expenses			8,521,000	10,137,000
Depreciation and amortization			45,645,000	50,044,000
Asset Impairment Charges			86,000
Transaction and severance costs			459,000	570,000
Total operating costs and expenses			379,149,000	380,785,000
Rent expense			43,697,000	43,104,000
Operating income (loss)			22,454,000	19,451,000
Equity in earnings (loss) in affiliates			14,423,000	38,647,000
Interest expense			35,627,000	31,828,000
Income (Loss) from Continuing Operations before Income Taxes, Domestic			1,250,000	26,270,000
Income tax expense (benefit)			(2,006,000)	14,978,000
Net income (loss)			3,256,000	11,292,000
Components of other comprehensive income (loss), net of tax:
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax				539,000
Total components of other comprehensive income (loss), net of tax			300,000
Comprehensive income (loss)			(3,556,000)	(11,831,000)
Guarantors
Condensed Financial Statements, Captions [Line Items]
Revenue from Related Parties	9,713,000	10,544,000	18,751,000	21,088,000
Intangible assets, net	462,990,000		462,990,000					463,613,000
Proceeds from sale of property and equipment			158,000	0
Repayments of Senior Debt			0	0
Net Cash Provided by (Used in) Operating Activities			14,473,000	20,594,000
Payments to Acquire Property, Plant, and Equipment			12,792,000	14,330,000
Payments to Develop Software			(49,000)	(2,075,000)
Net cash used in investing activities			(12,999,000)	(16,405,000)
Repayments on note payable				(13,000)
Repayments of Long-term Capital Lease Obligations			0	0
Excess tax benefit realized from stock-based compensation				0
Net Cash Provided by (Used in) Financing Activities			0	(13,000)
Effect of foreign exchange rate changes on cash			0	0
Change in cash, cash equivalents and restricted cash				4,176,000
REVENUES:
Total revenues	40,514,000	46,865,000	80,380,000	90,104,000
Company store operating costs:
Cost of entertainment and merchandise (exclusive of items shown separately below)		389,000	848,000	804,000
Total cost of food, beverage, entertainment and merchandise	4,010,000	3,853,000	8,345,000	7,956,000
Labor expenses	4,994,000	4,541,000	10,088,000	9,379,000
Other store operating expenses	3,793,000	3,259,000	7,382,000	6,545,000
Total company store operating costs	15,116,000	13,205,000	29,823,000	26,933,000
Other costs and expenses:
Advertising expense	1,420,000	1,413,000	3,361,000	3,259,000
General and administrative expenses	8,669,000	9,268,000	16,837,000	18,803,000
Depreciation and amortization	2,713,000	2,401,000	5,445,000	4,820,000
Asset Impairment Charges	1,505,000		1,505,000
Transaction and severance costs	45,000	0	266,000	0
Total operating costs and expenses	29,468,000	26,287,000	57,237,000	53,815,000
Rent expense	2,319,000	1,552,000	4,008,000	3,053,000
Operating income (loss)	11,046,000	20,578,000	23,143,000	36,289,000
Equity in earnings (loss) in affiliates	0	0	0	0
Interest expense	911,000	975,000	1,755,000	1,992,000
Income (Loss) from Continuing Operations before Income Taxes, Domestic	10,135,000	19,603,000	21,388,000	34,297,000
Income tax expense (benefit)	2,227,000	(10,515,000)	4,414,000	(6,803,000)
Net income (loss)	7,908,000	30,118,000	16,974,000	41,100,000
Components of other comprehensive income (loss), net of tax:
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	0	0		0
Total components of other comprehensive income (loss), net of tax			0
Comprehensive income (loss)	(7,908,000)	(30,118,000)	(16,974,000)	(41,100,000)
Cash and cash equivalents	1,884,000		1,884,000					410,000
Non-Guarantors
Condensed Financial Statements, Captions [Line Items]
Revenue from Related Parties	8,529,000	8,098,000	19,090,000	18,607,000
Intangible assets, net	0		0					0
Proceeds from sale of property and equipment			0	0
Repayments of Senior Debt			0	0
Net Cash Provided by (Used in) Operating Activities			(4,883,000)	141,000
Payments to Acquire Property, Plant, and Equipment			1,140,000	649,000
Payments to Develop Software			0	0
Net cash used in investing activities			(1,140,000)	(649,000)
Repayments on note payable				0
Repayments of Long-term Capital Lease Obligations			(4,000)	(3,000)
Excess tax benefit realized from stock-based compensation				0
Net Cash Provided by (Used in) Financing Activities			(4,000)	(3,000)
Effect of foreign exchange rate changes on cash			49,000	239,000
Change in cash, cash equivalents and restricted cash				(272,000)
REVENUES:
Total revenues	12,551,000	11,434,000	28,694,000	26,787,000
Company store operating costs:
Cost of entertainment and merchandise (exclusive of items shown separately below)		136,000	289,000	307,000
Total cost of food, beverage, entertainment and merchandise	558,000	559,000	1,313,000	1,264,000
Labor expenses	1,163,000	1,156,000	2,588,000	2,522,000
Other store operating expenses	837,000	990,000	1,806,000	2,295,000
Total company store operating costs	3,053,000	3,234,000	6,766,000	7,149,000
Other costs and expenses:
Advertising expense	11,312,000	10,580,000	22,897,000	21,688,000
General and administrative expenses	421,000	60,000	967,000	150,000
Depreciation and amortization	512,000	493,000	975,000	1,064,000
Asset Impairment Charges	0				$ 0
Transaction and severance costs	0	0	0	0
Total operating costs and expenses	15,298,000	14,367,000	31,605,000	30,051,000
Rent expense	495,000	529,000	1,059,000	1,068,000
Operating income (loss)	(2,747,000)	(2,933,000)	(2,911,000)	(3,264,000)
Equity in earnings (loss) in affiliates	0	0	0	0
Interest expense	103,000	165,000	289,000	303,000
Income (Loss) from Continuing Operations before Income Taxes, Domestic	(2,850,000)	(3,098,000)	(3,200,000)	(3,567,000)
Income tax expense (benefit)	(720,000)	(973,000)	(649,000)	(1,114,000)
Net income (loss)	(2,130,000)	(2,125,000)	(2,551,000)	(2,453,000)
Components of other comprehensive income (loss), net of tax:
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	145,000	420,000		539,000
Total components of other comprehensive income (loss), net of tax			300,000
Comprehensive income (loss)	1,985,000	1,705,000	2,251,000	1,914,000
Cash and cash equivalents	769,000		769,000					6,842,000
Consolidation, Eliminations [Member]
Other costs and expenses:
Depreciation and amortization	0	0
Subsidiary Issuer [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue from Related Parties	233,000	375,000
Intangible assets, net	15,692,000		15,692,000					16,764,000
REVENUES:
Total revenues	182,768,000	172,502,000
Company store operating costs:
Cost of entertainment and merchandise (exclusive of items shown separately below)		6,329,000
Total cost of food, beverage, entertainment and merchandise	26,747,000	25,265,000
Labor expenses	56,461,000	54,654,000
Other store operating expenses	42,386,000	42,664,000
Total company store operating costs	147,494,000	144,408,000
Other costs and expenses:
Advertising expense	8,773,000	8,315,000
General and administrative expenses	4,326,000	4,391,000
Depreciation and amortization	22,268,000	24,729,000
Asset Impairment Charges	86,000
Transaction and severance costs	146,000	490,000
Total operating costs and expenses	183,093,000	182,333,000
Rent expense	21,900,000	21,825,000
Operating income (loss)	(325,000)	(9,831,000)
Equity in earnings (loss) in affiliates	5,778,000	27,993,000
Interest expense	18,099,000	15,921,000
Income (Loss) from Continuing Operations before Income Taxes, Domestic	(12,646,000)	2,241,000
Income tax expense (benefit)	(3,681,000)	8,171,000
Net income (loss)	(8,965,000)	(5,930,000)
Components of other comprehensive income (loss), net of tax:
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	145,000	420,000
Comprehensive income (loss)	8,820,000	5,510,000
Cash and cash equivalents	86,234,000		86,234,000					59,948,000
Consolidation, Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue from Related Parties	(18,475,000)	(19,017,000)	(38,415,000)	(40,384,000)
Intangible assets, net	0		0					0
Proceeds from sale of property and equipment			0	0
Repayments of Senior Debt			0	0
Net Cash Provided by (Used in) Operating Activities			0	0
Payments to Acquire Property, Plant, and Equipment			0	0
Payments to Develop Software			0	0
Net cash used in investing activities			0	0
Repayments on note payable				0
Repayments of Long-term Capital Lease Obligations			0	0
Excess tax benefit realized from stock-based compensation				0
Net Cash Provided by (Used in) Financing Activities			0	0
Effect of foreign exchange rate changes on cash			0	0
Change in cash, cash equivalents and restricted cash				0
REVENUES:
Total revenues	(18,475,000)	(19,017,000)	(38,415,000)	(40,384,000)
Company store operating costs:
Cost of entertainment and merchandise (exclusive of items shown separately below)		0	0	0
Total cost of food, beverage, entertainment and merchandise	0	0	0	0
Labor expenses	0	0	0	0
Other store operating expenses	(9,947,000)	(10,946,000)	(19,351,000)	(21,804,000)
Total company store operating costs	(9,947,000)	(10,946,000)	(19,351,000)	(21,804,000)
Other costs and expenses:
Advertising expense	(8,528,000)	(8,071,000)	(19,064,000)	(18,580,000)
General and administrative expenses	0	0	0	0
Depreciation and amortization			0	0
Asset Impairment Charges	0				$ 0
Transaction and severance costs	0	0	0	0
Total operating costs and expenses	(18,475,000)	(19,017,000)	(38,415,000)	(40,384,000)
Rent expense	0	0	0	0
Operating income (loss)	0	0	0	0
Equity in earnings (loss) in affiliates	(5,778,000)	(27,993,000)	(14,423,000)	(38,647,000)
Interest expense	0	0	0	0
Income (Loss) from Continuing Operations before Income Taxes, Domestic	(5,778,000)	(27,993,000)	(14,423,000)	(38,647,000)
Income tax expense (benefit)	0	0	0	0
Net income (loss)	(5,778,000)	(27,993,000)	(14,423,000)	(38,647,000)
Components of other comprehensive income (loss), net of tax:
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	(145,000)	(420,000)		(539,000)
Total components of other comprehensive income (loss), net of tax			(300,000)
Comprehensive income (loss)	5,923,000	28,413,000	14,723,000	39,186,000
Cash and cash equivalents	0		0					$ 0
Food and Beverage [Member]
REVENUES:
Total revenues	96,258,000	97,411,000.000	214,635,000.000	221,830,000.000
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	22,894,000	22,823,000	50,254,000	51,040,000
Food and Beverage [Member] | Issuer
REVENUES:
Total revenues			184,259,000	190,998,000
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise			41,733,000	42,931,000
Food and Beverage [Member] | Guarantors
REVENUES:
Total revenues	13,438,000	13,324,000	27,396,000	27,725,000
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	3,607,000	3,464,000	7,497,000	7,152,000
Food and Beverage [Member] | Non-Guarantors
REVENUES:
Total revenues	1,209,000	1,280,000	2,980,000	3,107,000
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	439,000	423,000	1,024,000	957,000
Food and Beverage [Member] | Subsidiary Issuer [Member]
REVENUES:
Total revenues	81,611,000	82,807,000
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	18,848,000	18,936,000
Food and Beverage [Member] | Consolidation, Eliminations [Member]
REVENUES:
Total revenues	0	0	0	0
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	0	0	0	0
Franchise [Member]
REVENUES:
Total revenues	5,196,000	4,649,000	10,606,000	9,272,000
Franchise [Member] | Issuer
REVENUES:
Total revenues			1,000,000	904,000
Franchise [Member] | Guarantors
REVENUES:
Total revenues	4,216,000	4,186,000	8,359,000	8,368,000
Franchise [Member] | Non-Guarantors
REVENUES:
Total revenues	551,000	0	1,247,000	0
Franchise [Member] | Subsidiary Issuer [Member]
REVENUES:
Total revenues	429,000	463,000
Franchise [Member] | Consolidation, Eliminations [Member]
REVENUES:
Total revenues	0	0	0	0
Entertainment [Member]
REVENUES:
Total revenues	115,904,000	109,724,000	247,021,000	245,641,000
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	8,421,000	6,854,000	17,802,000	15,341,000
Entertainment [Member] | Issuer
REVENUES:
Total revenues			215,770,000
Entertainment [Member] | Guarantors
REVENUES:
Total revenues	13,147,000	18,811,000	25,874,000	32,923,000
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	403,000
Entertainment [Member] | Non-Guarantors
REVENUES:
Total revenues	2,262,000	2,056,000	5,377,000	5,073,000
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	119,000
Entertainment [Member] | Subsidiary Issuer [Member]
REVENUES:
Total revenues	100,495,000	88,857,000		207,645,000
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	7,899,000
Entertainment [Member] | Consolidation, Eliminations [Member]
REVENUES:
Total revenues	0	0	0	0
Company store operating costs:
Total cost of food, beverage, entertainment and merchandise	0
Sales Revenue, Net [Member]
REVENUES:
Total revenues	212,162,000	207,135,000	461,656,000	467,471,000
Sales Revenue, Net [Member] | Issuer
REVENUES:
Total revenues			400,029,000	398,643,000
Sales Revenue, Net [Member] | Guarantors
REVENUES:
Total revenues	26,585,000	32,135,000	53,270,000	60,648,000
Sales Revenue, Net [Member] | Non-Guarantors
REVENUES:
Total revenues	3,471,000	3,336,000	8,357,000	8,180,000
Sales Revenue, Net [Member] | Subsidiary Issuer [Member]
REVENUES:
Total revenues	182,106,000	171,664,000
Sales Revenue, Net [Member] | Consolidation, Eliminations [Member]
REVENUES:
Total revenues	$ 0	$ 0	$ 0	$ 0