REAL ESTATE AND OTHER AFFILIATES (Relevant Financial Information) (Details) - The Summit - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Real Estate and Other Affiliates
Total Assets	$ 222.5		$ 222.5		$ 218.9
Total Liabilities	136.6		136.6		144.6
Total Equity	85.9		85.9		$ 74.3
Revenues	27.7	$ 37.5	58.2	$ 60.9
Net income	6.5	14.1	14.3	25.2
Gross Margin	$ 8.4	$ 14.2	$ 16.7	$ 27.5