VOI Inventory (Summary Of Inventory) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
VOI Inventory [Line Items]
Total VOI inventory	$ 346,937	$ 334,149
Bluegreen [Member]
VOI Inventory [Line Items]
Completed VOI units	269,847	237,010
Construction-in-progress	3,946	26,587
Real estate held for future VOI development	73,144	70,552
Total VOI inventory	$ 346,937	$ 334,149

Amount of real estate which is available for sale in the form of shared property ownership in which rights vest in several owners (buyers, timeshare holders) to use the property for a specified period each year (timeshare). Included in this item would be real estate assets in which timeshares are for sale, such as in condominiums at timeshare resorts. Excluded from this item would be assets, other than real estate, in which the Entity has sold or intends to sell timeshares, such as for cruises, recreational vehicles, campgrounds, aircraft (fractional ownership) and other types of rights.

No definition available.

Name:	bbx_VacationOwnershipInterestVoiAvailableForSale
Namespace Prefix:	bbx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant