Annual report pursuant to Section 13 and 15(d)

Other Comprehensive Income (Loss) - Reclassifications out of Accumulated Other Comprehensive Income (Details)

v3.8.0.1
Other Comprehensive Income (Loss) - Reclassifications out of Accumulated Other Comprehensive Income (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2015
Affected Line in the Consolidated Statement of Operations:                      
Net revenue $ 442.9 $ 395.9 $ 395.3 $ 356.1 $ 428.7 $ 371.0 $ 387.0 $ 351.7 $ 1,590.2 $ 1,538.4 $ 1,596.8
Cost of goods sold                 (998.9) (967.8) (1,026.4)
Operating expenses                 (344.4) (346.5) (330.6)
Other (expense) income, net                 (4.2) (1.7) (7.9)
Tax expense                 (59.9) (47.3) (49.1)
Total reclassifications for the period, net of tax                 3.1 3.5 6.9
Pension and Postretirement                      
Affected Line in the Consolidated Statement of Operations:                      
Total reclassifications for the period, net of tax                 3.4 3.1 3.5
Net Unrealized Gain (Loss) on Derivative Instruments                      
Affected Line in the Consolidated Statement of Operations:                      
Total reclassifications for the period, net of tax                 (0.3) 0.4 3.4
Reclassification out of Accumulated Other Comprehensive Income                      
Affected Line in the Consolidated Statement of Operations:                      
Net revenue                 (0.1) 0.3 2.5
Cost of goods sold                 3.0 3.3 4.1
Operating expenses                 1.5 1.5 1.6
Other (expense) income, net                 0.1 0.4 1.9
Income before income taxes                 4.5 5.5 10.1
Tax expense                 (1.4) (2.0) (3.2)
Total reclassifications for the period, net of tax                 3.1 3.5 6.9
Reclassification out of Accumulated Other Comprehensive Income | Net Loss Recognized                      
Affected Line in the Consolidated Statement of Operations:                      
Net revenue                 0.0 0.0 0.0
Cost of goods sold                 3.2 3.0 3.5
Operating expenses                 1.4 1.3 1.3
Other (expense) income, net                 0.0 0.0 0.0
Income before income taxes                 4.6 4.3 4.8
Reclassification out of Accumulated Other Comprehensive Income | Prior Service Costs Recognized                      
Affected Line in the Consolidated Statement of Operations:                      
Net revenue                 0.0 0.0 0.0
Cost of goods sold                 0.3 0.3 0.5
Operating expenses                 0.1 0.2 0.3
Other (expense) income, net                 0.0 0.0 0.0
Income before income taxes                 0.4 0.5 0.8
Reclassification out of Accumulated Other Comprehensive Income | Net Unrealized Gain (Loss) on Derivative Instruments                      
Affected Line in the Consolidated Statement of Operations:                      
Net revenue                 (0.1) 0.3 2.5
Cost of goods sold                 (0.5) 0.0 0.1
Operating expenses                 0.0 0.0 0.0
Other (expense) income, net                 0.1 0.4 1.9
Income before income taxes                 $ (0.5) $ 0.7 $ 4.5