INVESTMENTS - Summarized Exchange Rate Translation from MXN to USD (Details) - Grupo Vasconia S.A.B. - $ / $	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Schedule of Equity Method Investments [Line Items]
Average daily exchange rate for period (MXN per USD)	20.02	23.31
Maximum
Schedule of Equity Method Investments [Line Items]
Average daily exchange rate for period (MXN per USD)			20.33	23.31
Minimum
Schedule of Equity Method Investments [Line Items]
Average daily exchange rate for period (MXN per USD)			20.02	19.91