Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Asbestos - Asbestos Adjustments (Detail)

v3.4.0.3
Asbestos - Asbestos Adjustments (Detail) - USD ($)
$ in Millions
12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2014
Change in estimates:      
Change in actuarial estimate - asbestos liability $ 2.4 $ (129.0) $ (340.3)
Change in actuarial estimate - insurance receivable 4.5 16.6 31.2
Change in estimate - AICF claims-handling costs 1.2 1.1 0.9
Subtotal - Change in estimates 8.1 (111.3) (308.2)
Recovery of Insurance Receivables     15.2
(Loss) gain on foreign currency exchange (2.6) 144.7 97.2
Total Asbestos Adjustments $ 5.5 $ 33.4 $ (195.8)