LONG-TERM DEBT (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Schedule of all principal debt payment amounts related to bond maturities

The following table shows the future maturities of our long-term debt outstanding as of December 31, 2018:

(in millions)	Payments
2019	$	—
2020	—
2021	400.0
2022	—
2023	—
Thereafter	925.0
Total	$	1,325.0