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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
May 03, 2020 | May 05, 2019 | Mar. 28, 2020 | Jan. 02, 2021 | Dec. 28, 2019 | Dec. 29, 2018
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Property, plant and equipment, impairment charges |  |  |  | $ 1,310,000 | $ 0 | $ 27,000
Net book value |  |  |  | $ 762,500,000 | 749,884,000 |
Franchise right maturity period |  |  |  | 7 years |  |
Net book values of goodwill |  |  |  | $ 155,617,000 | 157,916,000 |
Goodwill impairment |  |  |  | 3,665,000 | 0 | 0
Total advertising expenses |  |  |  | 248,473,000 | 235,826,000 | 218,062,000
Deferred financing costs, amortization expense |  |  |  | 8,845,000 | 9,318,000 | 8,539,000
The cumulative balance of changes in fair value of derivative instruments, net of taxes |  |  |  | 20,979,000 | 15,529,000 | 1,175,000
The cumulative balance of the effects of foreign currency translations, net of taxes |  |  |  | $ 4,170,000 | 11,823,000 | 14,582,000
Goodwill |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Reporting unit, percentage of estimated fair value in excess of carrying amount |  |  |  | 100.00% |  |
Franchise Rights |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Indefinite-lived intangible assets, impairment charges | $ 0 | $ 0 |  |  |  |
Reporting units percentage of rights acquired |  |  |  | 91.90% |  |
United States |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Net book value |  |  |  | $ 681,497,000 | 671,914,000 |
Net book values of goodwill |  |  |  | 102,968,000 | 102,968,000 |
Canada |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Net book value |  |  |  | 56,694,000 | 55,171,000 |
Net book values of goodwill |  |  |  | $ 42,103,000 | 40,972,000 |
Canada | Franchise Rights |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Reporting units percentage of rights acquired |  |  |  | 7.40% |  |
Reporting unit, percentage of estimated fair value in excess of carrying amount |  |  |  | 16.50% |  |
United Kingdom |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Net book value |  |  |  | $ 12,318,000 | 11,784,000 |
Australia |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Net book value |  |  |  | 6,907,000 | 6,273,000 |
New Zealand |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Net book value |  |  |  | 5,084,000 | 4,742,000 |
New Zealand | Franchise Rights |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Net book value |  |  |  | $ 5,084,000 |  |
Reporting units percentage of rights acquired |  |  |  | 0.70% |  |
Reporting unit, percentage of estimated fair value in excess of carrying amount |  |  |  | 9.80% |  |
Brazil |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Net book values of goodwill |  |  |  |  | 4,399,000 |
Goodwill impairment |  |  | $ 3,665,000 | $ 3,665,000 |  |
Other Countries |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Net book values of goodwill |  |  |  | 10,546,000 | 9,577,000 |
Capitalized software costs |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Property, plant and equipment, impairment charges |  |  |  | $ 62,000 | $ 307,000 | $ 0
Website development costs |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Finite-lived intangible assets, estimated useful life (in years) |  |  |  | 3 years |  |
Minimum |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Equipment, estimated useful life (in years) |  |  |  | 3 years |  |
Finite-lived intangible assets, estimated useful life (in years) |  |  |  | 3 years |  |
Minimum | Franchise Rights |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Reporting unit, percentage of estimated fair value in excess of carrying amount |  |  |  | 35.00% |  |
Minimum | Capitalized software costs |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Finite-lived intangible assets, estimated useful life (in years) |  |  |  | 3 years |  |
Maximum |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Equipment, estimated useful life (in years) |  |  |  | 10 years |  |
Finite-lived intangible assets, estimated useful life (in years) |  |  |  | 20 years |  |
Maximum | Franchise Rights |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Finite-lived intangible assets, estimated useful life (in years) |  |  |  | 1 year |  |
Maximum | Capitalized software costs |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |
Finite-lived intangible assets, estimated useful life (in years) |  |  |  | 5 years |  |

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