REAL ESTATE AND OTHER AFFILIATES (Relevant Financial Information) (Details) - The Summit - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Real Estate and Other Affiliates
Total Assets	$ 220.0	$ 218.9
Total Liabilities	133.4	144.6
Total Equity	86.6	74.3
Revenues	122.0	101.2	$ 58.6
Net income	28.3	36.3	23.2
Gross Margin	$ 33.8	$ 41.9	$ 31.2