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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
May 06, 2018 | Nov. 29, 2017 | May 07, 2017 | Dec. 30, 2017 | Dec. 28, 2019 | Dec. 29, 2018 | Dec. 30, 2017
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Property, plant and equipment, impairment charges |  |  |  |  | $ 0 | $ 27,000 | $ 8,000
Goodwill impairment |  |  |  |  | $ 0 | 0 | 13,323,000
Percentage of goodwill hold by reporting units |  |  |  |  | 97.20% |  |
Netbook value |  |  |  |  | $ 749,884,000 | 747,348,000 |
Net book values of goodwill |  |  |  |  | $ 157,916,000 | 152,519,000 |
Franchise right maturity period |  |  |  |  | 7 years |  |
Total advertising expenses |  |  |  |  | $ 235,826,000 | 218,062,000 | 193,423,000
Write-off of deferred financing fees |  | $ 4,808,000 |  |  |  |  | 4,808,000
Discount on debt issuance |  | 30,800,000 |  |  | 21,634,000 | 26,033,000 |
Gain (loss) on early debt extinguishment |  | $ (10,524,000) |  |  | 0 | 0 | (8,969,000)
Deferred financing costs, amortization expense |  |  |  |  | 9,318,000 | 8,539,000 | 6,112,000
The cumulative balance of changes in fair value of derivative instruments, net of taxes |  |  |  | $ 5,392,000 | 15,529,000 | 1,175,000 | 5,392,000
The cumulative balance of the effects of foreign currency translations, net of taxes |  |  |  | 5,075,000 | $ 11,823,000 | 14,582,000 | 5,075,000
Prepayment Of Debt |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Write-off of deferred financing fees |  |  |  |  |  |  | 618,000
Deferred financing costs |  |  |  |  |  |  | 305,000
Gain (loss) on early debt extinguishment |  |  |  |  |  |  | 1,554,000
Restructuring Costs |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Deferred financing costs |  |  |  | $ 53,832,000 |  |  |
Revolving Facility due April 2, 2018 |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Deferred financing costs |  |  |  |  |  |  | 5,716,000
Gain (loss) on early debt extinguishment |  |  |  |  |  |  | 10,524,000
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 |  |  |  |  | 99.40% |  |
BRAZIL |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Goodwill impairment |  |  |  |  |  |  | 13,323,000
Reporting unit, percentage of estimated fair value in excess of carrying amount |  |  |  |  | 3.00% |  |
Goodwill |  |  |  |  | $ 4,399,000 |  |
Net book values of goodwill |  |  |  |  | $ 4,399,000 | 4,584,000 |
NEW ZEALAND |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Reporting units percentage of rights acquired |  |  |  |  | 0.60% |  |
Netbook value |  |  |  |  | $ 4,742,000 | 4,747,000 |
NEW ZEALAND | Franchise Rights |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Reporting unit, percentage of estimated fair value in excess of carrying amount |  |  |  |  | 3.00% |  |
Netbook value |  |  |  |  | $ 4,742,000 |  |
United States |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Netbook value |  |  |  |  | 671,914,000 | 671,914,000 |
Net book values of goodwill |  |  |  |  | 102,968,000 | 98,857,000 |
Canada |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Netbook value |  |  |  |  | 55,171,000 | 52,919,000 |
Net book values of goodwill |  |  |  |  | 40,972,000 | 39,300,000 |
Other Countries |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Net book values of goodwill |  |  |  |  | 9,577,000 | 9,778,000 |
United Kingdom |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Netbook value |  |  |  |  | 11,784,000 | 11,441,000 |
AUSTRALIA |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Netbook value |  |  |  |  | 6,273,000 | 6,327,000 |
Capitalized software costs |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Property, plant and equipment, impairment charges |  |  |  |  | $ 307,000 | $ 0 | $ 674,000
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 | Goodwill |  |  |  |  |  |  |
Organization And Summary Of Significant Accounting Policies Disclosure [Line Items] |  |  |  |  |  |  |
Reporting unit, percentage of estimated fair value in excess of carrying amount |  |  |  |  | 2.80% |  |
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 |  |  |  |  | 40.00% |  |
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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