Restructuring and Asset Impairment Charges - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Mar. 31, 2017 |
Mar. 31, 2016 |
Mar. 31, 2017 |
Mar. 31, 2016 |
|
Restructuring Cost and Reserve [Line Items] | ||||
Restructuring and asset impairment charges | $ 0.0 | $ 17.6 | $ 0.0 | $ 18.0 |
Asset impairment charges | 7.6 | |||
Special Termination Benefits | ||||
Restructuring Cost and Reserve [Line Items] | ||||
Restructuring charges and asset impairment charges | $ 9.4 |