JOINT VENTURE PARTNERSHIPS AND EQUITY METHOD INVESTMENTS (Details) $ in Millions, $ in Millions	Dec. 31, 2019 USD ($)	Dec. 31, 2019 CAD ($)
Joint venture partnerships and equity method investments, condensed unconsolidated financial information, Income Statement
The value of the Company's recorded investment in the Alberta partnership assigned to Canadian licenses	$ 34.0
AHS transfer to Canadian JV		$ 50.0
Alberta, Canada [Member]
Investments in unconsolidated joint venture partnerships and equity method investments Financial Statement, Reported Amounts
Net Investment	$ (43.7)
Interest Owned	43.37%	43.37%
Charlotte, North Carolina [Member]
Investments in unconsolidated joint venture partnerships and equity method investments Financial Statement, Reported Amounts
Net Investment	$ (13.7)
Florence, South Carolina [Member]
Investments in unconsolidated joint venture partnerships and equity method investments Financial Statement, Reported Amounts
Net Investment	$ (10.3)
Interest Owned	49.00%	49.00%
Buffalo, New York [Member]
Investments in unconsolidated joint venture partnerships and equity method investments Financial Statement, Reported Amounts
Net Investment	$ (16.6)
Interest Owned	48.18%	48.18%