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CONSOLIDATED STATEMENTS OF SHAREHOLDERS EQUITY - 3 months ended Dec. 31, 2017
$ in Millions
USD ($)
Permanent equity, beginning balance at Sep. 30, 2017 $ 1,946.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]  
Net income 578.9
Other unrealized losses 1.8
Actuarial adjustments to pension plans 0.1
Translation adjustment (2.0)
Comprehensive income (loss) 145.0
Permanent equity, ending balance at Dec. 31, 2017 $ 1,627.6