Condensed Consolidated Statements of Cash Flows (USD $)
In Millions, unless otherwise specified
9 Months Ended
Feb. 28, 2014
Feb. 28, 2013
Cash flows provided by (used in) operating activities:    
Net income (loss) $ (29.9) $ (402.2) [1]
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation and amortization 378.4 364.8
Amortization and write off of deferred financing costs 18.6 27.3
Stock-based compensation expense 13.6 32.3
Loss on extinguishment of debt 0 155.2
Recovery of doubtful accounts receivable 0 (0.4)
Realized gain on investments 0 0.2
Goodwill and intangible assets impairment charge 0 334.1
Deferred income taxes (126.5) (165.4)
Other (6.2) 5.9
Changes in operating assets and liabilities, net of acquired assets:    
Accounts receivable (30.9) (53.1)
Inventories (18.8) (33.6)
Prepaid expenses 4.4 (7.9)
Accounts payable (18.2) (28.0)
Income taxes 18.8 5.5
Accrued interest (20.9) (12.6)
Accrued expenses and other 143.2 52.1
Net cash provided by operating activities 325.6 273.8
Cash flows provided by (used in) investing activities:    
Proceeds from sales/maturities of investments 19.0 5.5
Purchases of investments (19.8) (6.4)
Net proceeds from sale of assets 0.8 14.0
Capital expenditures (158.8) (149.7)
Acquisitions, net of cash acquired 0 (280.0)
Acquisitions, net of cash acquired - 2013 Spine Acquisition (148.8) 0
Net cash used in investing activities (308.9) (433.8)
Debt:    
Payments under European facilities (2.3) (1.0)
Payments under senior secured credit facilities (22.6) (25.2)
Proceeds under revolvers 159.3 80.0
Payments under revolvers (63.0) (80.0)
Proceeds from senior notes due 2020 and term loans 870.5 3,396.2
Tender/retirement of senior notes due 2017 and term loans (1,091.6) (3,423.0)
Payment of fees related to refinancing activities (15.5) (77.8)
Equity:    
Option exercises 0.6 0
Repurchase of LVB Acquisition, Inc. shares 0 0.1
Net cash used in financing activities (164.6) (130.9)
Effect of exchange rate changes on cash 4.7 15.9
Increase (decrease) in cash and cash equivalents (143.2) (275.0)
Cash and cash equivalents, beginning of period 355.6 492.4
Cash and cash equivalents, end of period 212.4 217.4
Supplemental disclosures of cash flow information:    
Interest 287.0 315.5
Income taxes 69.7 49.0
Other Acquisitions [Member]
   
Cash flows provided by (used in) investing activities:    
Acquisitions, net of cash acquired (1.3) (17.2)
Biomet, Inc. [Member]
   
Cash flows provided by (used in) operating activities:    
Net income (loss) (29.9) (402.2) [1]
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation and amortization 378.4 364.8
Amortization and write off of deferred financing costs 18.6 27.3
Stock-based compensation expense 13.6 32.3
Loss on extinguishment of debt 0 155.2
Recovery of doubtful accounts receivable 0 (0.4)
Realized gain on investments 0 0.2
Goodwill and intangible assets impairment charge 0 334.1
Deferred income taxes (126.5) (165.4)
Other (6.2) 5.9
Changes in operating assets and liabilities, net of acquired assets:    
Accounts receivable (30.9) (53.1)
Inventories (18.8) (33.6)
Prepaid expenses 4.4 (7.9)
Accounts payable (18.2) (28.0)
Income taxes 18.8 5.5
Accrued interest (20.9) (12.6)
Accrued expenses and other 143.2 52.1
Net cash provided by operating activities 325.6 273.8
Cash flows provided by (used in) investing activities:    
Proceeds from sales/maturities of investments 19.0 5.5
Purchases of investments (19.8) (6.4)
Net proceeds from sale of assets 0.8 14.0
Capital expenditures (158.8) (149.7)
Acquisitions, net of cash acquired 0 (280.0)
Acquisitions, net of cash acquired - 2013 Spine Acquisition (148.8) 0
Net cash used in investing activities (308.9) (433.8)
Debt:    
Payments under European facilities (2.3) (1.0)
Payments under senior secured credit facilities (22.6) (25.2)
Proceeds under revolvers 159.3 80.0
Payments under revolvers (63.0) (80.0)
Proceeds from senior notes due 2020 and term loans 870.5 3,396.2
Tender/retirement of senior notes due 2017 and term loans (1,091.6) (3,423.0)
Payment of fees related to refinancing activities (15.5) (77.8)
Equity:    
Option exercises 0.6 0
Repurchase of LVB Acquisition, Inc. shares 0 0.1
Net cash used in financing activities (164.6) (130.9)
Effect of exchange rate changes on cash 4.7 15.9
Increase (decrease) in cash and cash equivalents (143.2) (275.0)
Cash and cash equivalents, beginning of period 355.6 492.4
Cash and cash equivalents, end of period 212.4 217.4
Supplemental disclosures of cash flow information:    
Interest 287.0 315.5
Income taxes 69.7 49.0
Biomet, Inc. [Member] | Other Acquisitions [Member]
   
Cash flows provided by (used in) investing activities:    
Acquisitions, net of cash acquired $ (1.3) $ (17.2)
[1] Certain amounts have been reclassified to conform to the current presentation. See Note 1 to the condensed consolidated financial statements for a description of the reclassification.