Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	Nov. 30, 2014	May 31, 2014
Allowance for doubtful receivables	$ 35.4	$ 31.9
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	740,000,000us-gaap_CommonStockSharesAuthorized	740,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued	552,552,033us-gaap_CommonStockSharesIssued	552,484,996us-gaap_CommonStockSharesIssued
Common stock, shares outstanding	552,522,033us-gaap_CommonStockSharesOutstanding	552,484,996us-gaap_CommonStockSharesOutstanding
Biomet, Inc. [Member]
Allowance for doubtful receivables	$ 35.4	$ 31.9
Common stock, par value	$ 0	$ 0
Common stock, shares authorized	1,000	1,000
Common stock, shares issued	1,000	1,000
Common stock, shares outstanding	1,000	1,000

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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