Goodwill and Intangible Assets, Net of Accumulated Amortization (Change in Goodwill) (Details) $ in Millions	9 Months Ended
Feb. 29, 2020 USD ($)
Goodwill and Intangible Assets, Net of Accumulated Amortization [Abstract]
Goodwill Balance, beginning of period	$ 1,782.6
Changes during the period:
Goodwill acquired	3.9
Acquisition accounting adjustments	4.5
Currency translation adjustment	(1.2)
Goodwill Balance, end of period	$ 1,789.8

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB
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