REVENUE RECOGNITION (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenue Recognition [Abstract]
Interchange income	$ 6.7	$ 8.1	$ 15.2	$ 13.5
Credit card expense	$ 2.1	$ 2.8	$ 5.0	$ 4.8