SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Useful life of property, plant and equipment (Details)	12 Months Ended
	Dec. 31, 2020
Buildings and improvements | Bottom of range
Disclosure of detailed information about property, plant and equipment [line items]
Useful life measured as period of time, property, plant and equipment	10 years
Buildings and improvements | Top of range
Disclosure of detailed information about property, plant and equipment [line items]
Useful life measured as period of time, property, plant and equipment	30 years
Vehicles | Bottom of range
Disclosure of detailed information about property, plant and equipment [line items]
Useful life measured as period of time, property, plant and equipment	10 years
Vehicles | Top of range
Disclosure of detailed information about property, plant and equipment [line items]
Useful life measured as period of time, property, plant and equipment	20 years
Machinery and equipment | Bottom of range
Disclosure of detailed information about property, plant and equipment [line items]
Useful life measured as period of time, property, plant and equipment	3 years
Machinery and equipment | Top of range
Disclosure of detailed information about property, plant and equipment [line items]
Useful life measured as period of time, property, plant and equipment	20 years
Containers | Bottom of range
Disclosure of detailed information about property, plant and equipment [line items]
Useful life measured as period of time, property, plant and equipment	5 years
Containers | Top of range
Disclosure of detailed information about property, plant and equipment [line items]
Useful life measured as period of time, property, plant and equipment	10 years