RESTRUCTURING ACTIVITIES - Pre-tax Restructuring Expenses To Be Recognized (Details) - 2016 Plan $ in Thousands	Jun. 25, 2016 USD ($)
Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	$ 3,573
Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	4,728
Severance | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	745
Severance | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	955
Other cash restructuring expenses | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	2,013
Other cash restructuring expenses | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	200
Asset impairments/net loss on disposals | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	815
Asset impairments/net loss on disposals | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	1,155
Energy & Mining | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	2,908
Energy & Mining | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	3,148
Energy & Mining | Severance | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	365
Energy & Mining | Severance | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	240
Energy & Mining | Other cash restructuring expenses | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	1,728
Energy & Mining | Other cash restructuring expenses | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	0
Energy & Mining | Asset impairments/net loss on disposals | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	815
Energy & Mining | Asset impairments/net loss on disposals | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	240
Coatings | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	665
Coatings | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	1,380
Coatings | Severance | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	380
Coatings | Severance | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	715
Coatings | Other cash restructuring expenses | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	285
Coatings | Other cash restructuring expenses | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	0
Coatings | Asset impairments/net loss on disposals | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	0
Coatings | Asset impairments/net loss on disposals | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	715
Other/ Corporate | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	0
Other/ Corporate | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	200
Other/ Corporate | Severance | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	0
Other/ Corporate | Severance | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	0
Other/ Corporate | Other cash restructuring expenses | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	0
Other/ Corporate | Other cash restructuring expenses | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	200
Other/ Corporate | Asset impairments/net loss on disposals | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	0
Other/ Corporate | Asset impairments/net loss on disposals | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost	$ 200