RESTRUCTURING ACTIVITIES - Narrative (Details) $ in Thousands	Feb. 28, 2018 USD ($)
Cost of Sales
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs	$ 7,500
Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs	2,500
ESS
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs	10,000
ESS | Asset impairments/net loss on disposals
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs	$ 2,000