XML 73 R47.htm IDEA: XBRL DOCUMENT
v3.20.4

GENERAL INFORMATION - COVID-19 Pandemic (Details) | Dec. 31, 2020 player | Jun. 30, 2020 player | Jun. 18, 2020 | Jun. 17, 2020 player | Jun. 01, 2020 player | May 21, 2020 player
--- | --- | --- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |  |  |
Player limit | 4 |  |  |  |  |
Covid-19 | Dover Downs |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Operating capacity | 0.60 |  |  |  | 0.30 |
Authorized video lottery terminals | 0.52 |  |  |  | 0.45 |
Player limit | 4 |  |  | 2 |  |
Authorized table games | 0.89 |  |  |  |  |
Available hotel rooms | 1 |  | 0.60 |  |  |
Covid-19 | Casino KC |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Operating capacity | 0.50 |  |  |  | 0.50 |
Authorized video lottery terminals |  |  |  |  | 0.70 |
Player limit | 3 |  |  |  | 3 |
Authorized table games | 1 |  |  |  | 0.30 |
Covid-19 | Casino Vicksburg |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Operating capacity | 0.50 |  |  |  |  | 0.50
Authorized video lottery terminals | 0.70 |  |  |  |  | 0.48
Player limit | 3 |  |  |  |  |
Authorized table games | 1 |  |  |  |  |
Available hotel rooms | 1 |  |  |  |  | 0.50
Covid-19 | Black Hawk |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Operating capacity | 0.50 |  |  | 0.50 |  |
Authorized video lottery terminals | 0.83 |  |  | 0.55 |  |
Covid-19 | Bally’s Atlantic City |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Operating capacity | 0.25 |  |  |  |  |
Authorized video lottery terminals | 0.58 |  |  |  |  |
Available hotel rooms | 1 |  |  |  |  |
Covid-19 | Eldorado Resort Casino Shreveport |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Operating capacity | 0.50 |  |  |  |  |
Authorized video lottery terminals | 0.56 |  |  |  |  |
Player limit | 4 |  |  |  |  |
Authorized table games | 0.50 |  |  |  |  |
Available hotel rooms | 1 |  |  |  |  |
Covid-19 | Twin River Casino Hotel and Tiverton Casino Hotel |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Operating capacity | 0.65 | 0.65 |  |  |  |
Authorized video lottery terminals | 0.50 | 0.50 |  |  |  |
Player limit | 3 | 3 |  |  |  |
Authorized table games | 1 |  |  |  |  |
Covid-19 | Hard Rock Biloxi |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Operating capacity | 0.50 |  |  |  |  | 0.50
Authorized video lottery terminals | 0.63 |  |  |  |  | 0.41
Player limit | 3 |  |  |  |  | 3
Authorized table games | 0.50 |  |  |  |  | 1
Available hotel rooms | 0.50 |  |  |  |  | 0.75

X
- Definition Unusual of Infrequent Item or Both, Covid-19, Authorized Video Lottery Terminals, Percent + References No definition available. + Details
Name: | baly_UnusualOfInfrequentItemOrBothCovid19AuthorizedVideoLotteryTerminalsPercent
Namespace Prefix: | baly_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Unusual or Infrequent Item or Both, Covid-19, Amount Available Hotel Rooms, Percent + References No definition available. + Details
Name: | baly_UnusualOrInfrequentItemOrBothCovid19AmountAvailableHotelRoomsPercent
Namespace Prefix: | baly_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Unusual or Infrequent Item or Both, Covid-19, Authorized Table Games + References No definition available. + Details
Name: | baly_UnusualOrInfrequentItemOrBothCovid19AuthorizedTableGames
Namespace Prefix: | baly_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Unusual or Infrequent Item or Both, Covid-19, Operating Capacity, Percent + References No definition available. + Details
Name: | baly_UnusualOrInfrequentItemOrBothCovid19OperatingCapacityPercent
Namespace Prefix: | baly_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Unusual or Infrequent Item or Both, Covid-19, Player Limit + References No definition available. + Details
Name: | baly_UnusualOrInfrequentItemOrBothCovid19PlayerLimit
Namespace Prefix: | baly_
Data Type: | xbrli:integerItemType
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_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_UnusualOrInfrequentItemAxis=baly_Covid19Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=baly_DoverDownsGamingEntertainmentInc.AcquisitionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=baly_CasinoKCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=baly_CasinoVicksburgOnlyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=baly_BlackHawkMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=baly_BallysAtlanticCityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=baly_ShreveportOnlyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=baly_TwinRiverCasinoHotelAndTivertonCasinoHotelMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=baly_HardRockBiloxiMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |