XML 140 R117.htm IDEA: XBRL DOCUMENT v3.10.0.1
Schedule II (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Trade Accounts Receivable [Member]      
Valuation and Qualifying Accounts and Reserves [Roll Forward]      
Balance at Beginning of Period $ 2.1 $ 3.1 $ 1.0
Additions, Charged to Income 0.9 0.8 4.1
Additions, Other Charges 0.0 0.0 0.0
Deductions from Reserves [1] 1.3 1.8 2.0
Balance at End of Period 1.7 2.1 3.1
Finance Receivables – Long-Term [Member]      
Valuation and Qualifying Accounts and Reserves [Roll Forward]      
Balance at Beginning of Period 0.0 0.0 0.6
Additions, Charged to Income 0.0 0.0 0.0
Additions, Other Charges 0.0 0.0 0.0
Deductions from Reserves [1] 0.0 0.0 0.6
Balance at End of Period 0.0 0.0 0.0
Deferred Tax Assets [Member]      
Valuation and Qualifying Accounts and Reserves [Roll Forward]      
Balance at Beginning of Period 60.0 43.0 31.6
Additions, Charged to Income 6.5 17.0 11.4
Additions, Other Charges 0.0 0.0 0.0
Deductions from Reserves [1] 0.0 0.0 0.0
Balance at End of Period $ 66.5 $ 60.0 $ 43.0
[1] Includes uncollectible accounts written-off.