FINANCIAL INSTRUMENTS - Additional Information (Details) - USD ($)	1 Months Ended	6 Months Ended
	Dec. 31, 2016	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 07, 2016	Nov. 30, 2013
Fair Value Measurements Of Financial Instruments [Line Items]
Accumulated deferred losses		$ 1,187,200,000	$ 1,132,200,000	$ 1,056,800,000	$ 980,700,000	$ 855,700,000	$ 770,400,000
FX contracts		$ 0		0
6.25% Senior Notes due 2024
Fair Value Measurements Of Financial Instruments [Line Items]
Stated interest rate		6.25%						6.25%
Foreign exchange contracts
Fair Value Measurements Of Financial Instruments [Line Items]
Derivative, notional amount		$ 0		0
Term of contract		1 year
Interest rate swap
Fair Value Measurements Of Financial Instruments [Line Items]
Derivative, notional amount	$ 400,000,000								$ 400,000,000
Floor interest rate (percent)	0.75%								1.00%
Term of contract	3 years
Fixed interest rate (percent)									2.0709%
Fixed interest rate on debt (percent)									5.5709%
Accumulated deferred losses, gross								$ 6,300,000
Interest rate swap | Deferred gain - hedging
Fair Value Measurements Of Financial Instruments [Line Items]
Accumulated deferred losses					$ 0	$ 100,000	$ 700,000	$ 3,900,000
Standby letters of credit which support Products Corporation self insurance programs
Fair Value Measurements Of Financial Instruments [Line Items]
Standby and trade letters of credit for various corporate purposes		$ 7,700,000		7,300,000
Sublimit, letters of credit
Fair Value Measurements Of Financial Instruments [Line Items]
Standby and trade letters of credit for various corporate purposes		$ 10,800,000		$ 10,100,000