FINANCE RECEIVABLES - Schedule of Finance Receivables, Net (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total finance receivables, gross	$ 206.7	$ 250.2
Allowance for credit losses	(6.6)	(6.3)	$ (7.3)	$ (3.0)
Total finance receivables, net	200.1	243.9
Commercial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total finance receivables, gross	180.2	233.8
Allowance for credit losses	(5.7)	(5.9)	(6.5)	(1.9)
Sales-Type Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total finance receivables, gross	26.5	16.4
Allowance for credit losses	$ (0.9)	$ (0.4)	$ (0.8)	$ (1.1)