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v3.21.2

PROPERTY AND EQUIPMENT (Details Narrative) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jul. 04, 2021 | Jul. 04, 2020 | Jan. 03, 2021 | Dec. 29, 2019
PROPERTY AND EQUIPMENT |  |  |  |
Depreciation expense | $ 112,261 | $ 90,070 | $ 187,687 | $ 211,087

X
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References No definition available. + Details
Name: | btbd_DepreciationAmount
Namespace Prefix: | btbd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration