COMMITMENTS AND CONTINGENCIES (Narrative) (Details) - USD ($)	1 Months Ended	3 Months Ended
	Jan. 31, 2017	Nov. 30, 2017	Aug. 31, 2020	Nov. 30, 2019	Nov. 30, 2018	Aug. 31, 2017
Commitments And Contingencies [Line Items]
Accrual for taxes other than income taxes, Current		$ 3,200,000				$ 3,400,000
Contractual obligation		3,200,000				7,900,000
Land purchase option agreement		600,000				600,000
Land under purchase options, Not recorded		20,800,000
Provisional assessments		2,700,000
Additional provisional assessment		5,500,000
Income taxes receivable		$ 20,404,000				16,895,000
Miami-Dade County, Florida [Member]
Commitments And Contingencies [Line Items]
Letter of credit payable to the landlord	$ 500,000
Debt term		4 years
Unknown Country [Member]
Commitments And Contingencies [Line Items]
Deferred tax assets, net		$ 2,000,000				2,000,000
Income taxes receivable		$ 5,300,000				$ 4,300,000
Mexico [Member]
Commitments And Contingencies [Line Items]
Distribution contract expiration		Aug. 31, 2020
Scenario, Forecast [Member]
Commitments And Contingencies [Line Items]
Purchase commitment, Remaining minimum amount committed				$ 372,000	$ 372,000
Scenario, Forecast [Member] | Mexico [Member]
Commitments And Contingencies [Line Items]
Purchase commitment, Remaining minimum amount committed			$ 442,000