FINANCE RECEIVABLES - Past Due Finance Receivables (Details) - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	$ 232.8	$ 240.0
Total past due	7.6	2.8
Total finance receivables	240.4	242.8
Financing Receivables, 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	5.1	0.6
Financing Receivables, 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	0.2	0.8
Financing Receivables, Equal to Greater than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	2.3	1.4
Commercial Portfolio Segment
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	216.8	224.2
Total past due	7.0	2.2
Total finance receivables	223.8	226.4
Non-accrual status	9.4	7.4
Commercial Portfolio Segment | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	5.1	0.6
Commercial Portfolio Segment | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	0.2	0.2
Commercial Portfolio Segment | Financing Receivables, Equal to Greater than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	1.7	1.4
Sales-type Leases Portfolio Segment
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	16.0	15.8
Total past due	0.6	0.6
Total finance receivables	16.6	16.4
Non-accrual status	0.6	0.0
Sales-type Leases Portfolio Segment | Financing Receivables, 30 to 59 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	0.0	0.0
Sales-type Leases Portfolio Segment | Financing Receivables, 60 to 89 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	0.0	0.6
Sales-type Leases Portfolio Segment | Financing Receivables, Equal to Greater than 90 Days Past Due
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	$ 0.6	$ 0.0