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Employee Benefit Plans - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Share-based Compensation
Share-based compensation expenses capitalized as inventory			$ 0.9	$ 0.8
Defined benefit plans
Net periodic benefit cost	$ 2.4	$ 2.2	$ 4.8	$ 4.5

X

- Definition

Amount of net periodic benefit cost (credit) for defined benefit plan.

+ References

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- Definition

Amount of cost capitalized for award under share-based payment arrangement.

+ References

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