XML 54 R44.htm IDEA: XBRL DOCUMENT
v3.21.4

PURCHASE OF REAL PROPERTY (Details) |  | 1 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Mar. 02, 2021 USD ($) | Dec. 31, 2020 USD ($) | Oct. 02, 2021 USD ($) | Jul. 03, 2021 USD ($) | Oct. 03, 2020 USD ($) | Mar. 30, 2019 ft² | Oct. 07, 2014 ft²
Real Estate [Line Items] |  |  |  |  |  |  |
Principal loan amount |  |  |  |  | $ 5,900,000 |  |
North Lauderdale, Florida [Member] |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |
Rentable area | ft² |  |  |  |  |  |  | 4,600
Lease expiration date |  | Dec. 31, 2020 |  |  |  |  |
Purchase price of real property and improvements under lease amendment |  | $ 1,200,000 |  |  |  |  |
Sunrise, Florida [Member] |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |
Rentable area | ft² |  |  |  |  |  | 6,900 |
Purchase price of real property and improvements under lease amendment | $ 4,800,000 |  |  |  |  |  |
Principal loan amount |  |  |  | $ 2,200,000 |  |  |
Mortgage on Real Property - Sunrise, Florida [Member] | Unrelated Third Party [Member] |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |
Fixed interest rate |  |  | 3.65% |  |  |  |
Term of insurance premium |  |  | 15 years |  |  |  |
Monthly payment of principal and interest |  |  | $ 15,900 |  |  |  |

X
- Definition Purchase price of real property and improvements under lease amendment. + References No definition available. + Details
Name: | bdl_PurchasePriceOfRealPropertyAndImprovementsUnderLeaseExtensionAgreement
Namespace Prefix: | bdl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The information pertaining to term of insurance premium payable. + References No definition available. + Details
Name: | bdl_TermOfInsurancePremiumPayable
Namespace Prefix: | bdl_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69C -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69B -URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of the required periodic payments including both interest and principal payments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823 + Details
Name: | us-gaap_DebtInstrumentPeriodicPayment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Weighted average interest rate of debt outstanding. + References No definition available. + Details
Name: | us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Date which lease or group of leases is set to expire, in YYYY-MM-DD format. + References No definition available. + Details
Name: | us-gaap_LeaseExpirationDate1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Net rentable area for properties owned. + References No definition available. + Details
Name: | us-gaap_NetRentableArea
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_RealEstateLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | bdl_PropertyNameAxis=bdl_NorthLauderdaleFloridaPropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bdl_PropertyNameAxis=bdl_SunriseFloridaPropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bdl_PropertyNameAxis=bdl_MortgageOnRealPropertySunriseFloridaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=bdl_UnrelatedThirdPartyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |