Segments - Information on Segments and Reconciliation to Earnings Before Income Taxes from Continuing Operations (Footnote) (Details) - Operating Segments - USD ($) $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Oct. 15, 2016 |
Dec. 31, 2015 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Sales and Lease Ownership | ||||
| Segment Reporting Information [Line Items] | ||||
| Loss related to lease termination | $ 3.5 | |||
| Progressive Leasing | ||||
| Segment Reporting Information [Line Items] | ||||
| Progressive-Related Transaction Costs | $ 3.7 | |||
| Manufacturing | ||||
| Segment Reporting Information [Line Items] | ||||
| Inventory, including raw materials and work-in-process | $ 16.3 | $ 14.3 | ||