Guarantor and Non-Guarantor Financial Statements - Condensed Consolidating Balance Sheets (Detail) (USD $)
In Millions, unless otherwise specified
Feb. 28, 2014
May 31, 2013
Feb. 28, 2013
May 31, 2012
Current assets:        
Cash and cash equivalents $ 212.4 $ 355.6 $ 217.4 $ 492.4
Accounts receivable, net 582.9 531.8    
Inventories, net 684.4 624.0    
Deferred income taxes 151.6 119.9    
Prepaid expenses and other 135.0 141.3    
Total current assets 1,766.3 1,772.6    
Property, plant and equipment, net 690.9 665.2    
Investments 27.0 23.0    
Investment in subsidiaries 0 0    
Intangible assets, net 3,458.8 3,630.2    
Goodwill 3,656.8 3,600.9    
Other assets 97.0 102.8    
Total assets 9,696.8 9,794.7    
Current liabilities:        
Current portion of long-term debt 33.2 40.3    
Accounts payable 105.1 111.5    
Accrued interest 35.4 56.2    
Accrued wages and commissions 149.9 150.1    
Other accrued expenses 320.8 206.0    
Total current liabilities 644.4 564.1    
Long-term debt 5,798.5 5,926.1    
Deferred income taxes 1,058.4 1,129.8    
Other long-term liabilities 194.6 206.1    
Total liabilities 7,695.9 7,826.1    
Shareholder’s equity 2,000.9 1,968.6    
Total liabilities and shareholders’ equity 9,696.8 9,794.7    
Biomet, Inc. [Member]
        
Current assets:        
Cash and cash equivalents 0 0 0 0
Accounts receivable, net 0 0    
Inventories, net 0 0    
Deferred income taxes 0 0    
Prepaid expenses and other 0 0    
Total current assets 0 0    
Property, plant and equipment, net 0 0    
Investments   0    
Investment in subsidiaries 7,865.8 7,982.8    
Intangible assets, net 0 0    
Goodwill 0 0    
Other assets 0 0    
Total assets 7,865.8 7,982.8    
Current liabilities:        
Current portion of long-term debt 31.0 33.3    
Accounts payable 0 0    
Accrued interest 35.4 56.1    
Accrued wages and commissions 0 0    
Other accrued expenses 0 0    
Total current liabilities 66.4 89.4    
Long-term debt 5,798.5 5,924.8    
Deferred income taxes 0 0    
Other long-term liabilities 0 0    
Total liabilities 5,864.9 6,014.2    
Shareholder’s equity 2,000.9 1,968.6    
Total liabilities and shareholders’ equity 7,865.8 7,982.8    
Guarantors [Member]
        
Current assets:        
Cash and cash equivalents 30.6 35.3 39.1 190.1
Accounts receivable, net 298.9 254.1    
Inventories, net 356.5 286.9    
Deferred income taxes 114.5 78.3    
Prepaid expenses and other 63.6 73.7    
Total current assets 864.1 728.3    
Property, plant and equipment, net 382.1 350.1    
Investments 11.8 10.9    
Investment in subsidiaries 0 0    
Intangible assets, net 2,754.6 2,890.4    
Goodwill 3,178.1 3,104.0    
Other assets 85.6 88.9    
Total assets 7,276.3 7,172.6    
Current liabilities:        
Current portion of long-term debt 0 0    
Accounts payable 60.3 63.8    
Accrued interest 0 0    
Accrued wages and commissions 82.7 82.1    
Other accrued expenses 244.3 141.7    
Total current liabilities 387.3 287.6    
Long-term debt 0 0    
Deferred income taxes 819.6 942.0    
Other long-term liabilities 124.3 142.9    
Total liabilities 1,331.2 1,372.5    
Shareholder’s equity 5,945.1 5,800.1    
Total liabilities and shareholders’ equity 7,276.3 7,172.6    
Non-Guarantors [Member]
        
Current assets:        
Cash and cash equivalents 181.8 320.3 178.3 302.3
Accounts receivable, net 284.0 277.7    
Inventories, net 327.9 337.1    
Deferred income taxes 37.1 41.6    
Prepaid expenses and other 71.4 67.6    
Total current assets 902.2 1,044.3    
Property, plant and equipment, net 308.8 315.1    
Investments 15.2 12.1    
Investment in subsidiaries 0 0    
Intangible assets, net 704.2 739.8    
Goodwill 478.7 496.9    
Other assets 11.4 13.9    
Total assets 2,420.5 2,622.1    
Current liabilities:        
Current portion of long-term debt 2.2 7.0    
Accounts payable 44.8 47.7    
Accrued interest 0 0.1    
Accrued wages and commissions 67.2 68.0    
Other accrued expenses 76.5 64.3    
Total current liabilities 190.7 187.1    
Long-term debt 0 1.3    
Deferred income taxes 238.8 187.8    
Other long-term liabilities 70.3 63.2    
Total liabilities 499.8 439.4    
Shareholder’s equity 1,920.7 2,182.7    
Total liabilities and shareholders’ equity 2,420.5 2,622.1    
Eliminations [Member]
        
Current assets:        
Cash and cash equivalents 0 0    
Accounts receivable, net 0 0    
Inventories, net 0 0    
Deferred income taxes 0 0    
Prepaid expenses and other 0 0    
Total current assets 0 0    
Property, plant and equipment, net 0 0    
Investments 0 0    
Investment in subsidiaries (7,865.8) (7,982.8)    
Intangible assets, net 0 0    
Goodwill 0 0    
Other assets 0 0    
Total assets (7,865.8) (7,982.8)    
Current liabilities:        
Current portion of long-term debt 0 0    
Accounts payable 0 0    
Accrued interest 0 0    
Accrued wages and commissions 0 0    
Other accrued expenses 0 0    
Total current liabilities 0 0    
Long-term debt 0 0    
Deferred income taxes 0 0    
Other long-term liabilities 0 0    
Total liabilities 0 0    
Shareholder’s equity (7,865.8) (7,982.8)    
Total liabilities and shareholders’ equity $ (7,865.8) $ (7,982.8)