XML 56 R41.htm IDEA: XBRL DOCUMENT v3.10.0.1
Summary of Significant Accounting Policies - Additional Information (Detail)
 3 Months Ended 12 Months Ended
Oct. 01, 2018
USD ($)
Jul. 31, 2018
USD ($)
Dec. 11, 2017
USD ($)
Mar. 22, 2017
USD ($)
Sep. 29, 2018
USD ($)
Customer
Mar. 31, 2018
USD ($)
Dec. 30, 2017
USD ($)
Sep. 30, 2017
USD ($)
project
Customer
Apr. 01, 2017
USD ($)
Dec. 31, 2016
USD ($)
Dec. 26, 2015
USD ($)
Sep. 29, 2018
USD ($)
Customer
Sep. 30, 2017
USD ($)
project
Customer
Sep. 24, 2016
USD ($)
Sep. 26, 2015
USD ($)
Jul. 01, 2017
USD ($)
Apr. 07, 2017
USD ($)
Significant Accounting Policies [Line Items]                                  
Goodwill impairment charge           $ 685,700,000           $ 685,700,000 $ 0 $ 0      
Marketable Securities, Realized Gain (Loss)             $ 600,000                    
Litigation settlement expense         $ 34,800,000         $ 9,200,000              
Cash Equivalents Maturity Period                       three months or less          
Gross Carrying Value         $ 5,571,800,000     $ 5,562,500,000       $ 5,571,800,000 5,562,500,000        
Net gain reclassified from accumulated other comprehensive income to the statement of income                     $ 7,200,000 $ (400,000) $ 2,400,000 6,100,000      
Number of customers with balance greater than specified percentage | Customer         0     0       0 0        
Accumulated Amortization         $ 3,173,200,000     $ 2,790,200,000       $ 3,173,200,000 $ 2,790,200,000        
Sensitivity Change To Fair Value By Percent                       10.00%          
Goodwill         2,533,200,000     3,171,200,000       $ 2,533,200,000 3,171,200,000        
Other-than-temporary impairment charges               0                  
Purchase of interest rate caps                       3,700,000 1,900,000 0 $ 13,200,000    
Principal amount of borrowings         1,000,000,000             1,000,000,000          
Loss reclassified from accumulated other comprehensive loss to the statement of operations, net               6,900,000       3,600,000 6,900,000 3,900,000      
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred                       3,100,000          
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments                       1,300,000 3,100,000 1,500,000      
Unrealized Gain (Loss) on Foreign Currency Derivatives, Net, before Tax               3,600,000       6,600,000   1,100,000      
Notional Amount         288,400,000             $ 288,400,000          
Product Warranty Term                       1 year          
Advertising cost                       $ 26,900,000 22,500,000 20,200,000      
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax                       4,000,000 4,500,000        
Increase to cash flows used in financing activities                       195,200,000 (285,800,000) $ 68,400,000      
Accelerated Depreciation                       5,900,000 3,000,000        
Developed Technology Rights [Member]                                  
Significant Accounting Policies [Line Items]                                  
Gross Carrying Value         4,573,300,000     4,528,700,000       4,573,300,000 4,528,700,000        
Accumulated Amortization         2,505,800,000     2,186,800,000       2,505,800,000 2,186,800,000        
Trade Names [Member]                                  
Significant Accounting Policies [Line Items]                                  
Gross Carrying Value         312,500,000     310,300,000       312,500,000 310,300,000        
Accumulated Amortization         175,000,000     156,400,000       175,000,000 156,400,000        
In-process research and development                                  
Significant Accounting Policies [Line Items]                                  
Gross Carrying Value         5,500,000     46,000,000       5,500,000 46,000,000        
Accumulated Amortization         0     $ 0       $ 0 0        
Minimum                                  
Significant Accounting Policies [Line Items]                                  
Intangible assets useful life                       2 years          
Defined contract term                       3 years          
Transition services agreement term                 2 years                
Minimum | Accounts receivable [Member]                                  
Significant Accounting Policies [Line Items]                                  
Concentration risk, percentage               10.00%       10.00%          
Minimum | Total revenues [Member]                                  
Significant Accounting Policies [Line Items]                                  
Concentration risk, percentage               10.00%       10.00%   10.00%      
Maximum                                  
Significant Accounting Policies [Line Items]                                  
Intangible assets useful life                       30 years          
Defined contract term                       5 years          
Transition services agreement term                 3 years                
Other Nonoperating Income (Expense) [Member]                                  
Significant Accounting Policies [Line Items]                                  
Gain on Sale of Investments                     25,100,000            
Interest Rate Cap [Member]                                  
Significant Accounting Policies [Line Items]                                  
Interest rate caps - derivative         7,700,000     $ 4,800,000       $ 7,700,000 4,800,000        
Equity Securities [Member]                                  
Significant Accounting Policies [Line Items]                                  
Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments                     $ 25,100,000            
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net                         0        
Cynosure                                  
Significant Accounting Policies [Line Items]                                  
Goodwill impairment charge           685,700,000                      
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Marketable Securities       $ 82,900,000                          
Intangible assets                 $ 994,000,000                
Goodwill       685,700,000                          
Total purchase price       1,660,000,000                          
Cynosure | Developed Technology Rights [Member]                                  
Significant Accounting Policies [Line Items]                                  
Gross Carrying Value               $ 61,000,000         $ 61,000,000        
Impairment of intangible assets           46,000,000                      
Cynosure | In-process research and development                                  
Significant Accounting Policies [Line Items]                                  
Intangible assets       $ 107,000,000                          
Number of Projects | project               2         2        
Cynosure | Goodwill [Member]                                  
Significant Accounting Policies [Line Items]                                  
Goodwill impairment charge           $ 685,700,000                      
Cynosure | Minimum | Other intangible assets                                  
Significant Accounting Policies [Line Items]                                  
Discount rate (as a percent)       11.00%                          
Cynosure | Minimum | In-process research and development                                  
Significant Accounting Policies [Line Items]                                  
Discount rate (as a percent)       14.00%                          
Cynosure | Maximum | Other intangible assets                                  
Significant Accounting Policies [Line Items]                                  
Discount rate (as a percent)       12.00%                          
Cynosure | Maximum | In-process research and development                                  
Significant Accounting Policies [Line Items]                                  
Discount rate (as a percent)       22.00%                          
Emsor                                  
Significant Accounting Policies [Line Items]                                  
Intangible assets     $ 4,600,000                            
Goodwill     5,700,000                            
Total purchase price     $ 16,300,000                            
Faxitron                                  
Significant Accounting Policies [Line Items]                                  
Intangible assets         53,400,000             53,400,000          
Goodwill   $ 41,600,000                              
Total purchase price   $ 89,000,000                              
Faxitron | Minimum | In-process research and development                                  
Significant Accounting Policies [Line Items]                                  
Discount rate (as a percent)   17.00%                              
Faxitron | Maximum | In-process research and development                                  
Significant Accounting Policies [Line Items]                                  
Discount rate (as a percent)   19.00%                              
Medicor Medical Supply                                  
Significant Accounting Policies [Line Items]                                  
Intangible assets                               $ 5,400,000 $ 5,400,000
Goodwill                                 $ 8,900,000
Gen-Probe Incorporated [Member] | Developed Technology Rights [Member]                                  
Significant Accounting Policies [Line Items]                                  
Intangible assets                               $ 3,700,000  
Discontinued Operations, Disposed of by Sale [Member] | Blood Screening Business | Developed Technology Rights [Member]                                  
Significant Accounting Policies [Line Items]                                  
Disposal Group, Including Discontinued Operation, Intangible Assets                 154,000,000                
Discontinued Operations, Disposed of by Sale [Member] | Blood Screening Business | Customer relationships                                  
Significant Accounting Policies [Line Items]                                  
Disposal Group, Including Discontinued Operation, Intangible Assets                 $ 387,700,000                
Medical Aesthetics [Member]                                  
Significant Accounting Policies [Line Items]                                  
Goodwill impairment charge                       685,700,000          
Goodwill         0     $ 683,500,000       0 $ 683,500,000        
Medical Aesthetics [Member] | Cynosure | Maximum | Other intangible assets                                  
Significant Accounting Policies [Line Items]                                  
Discount rate (as a percent)       12.00%                          
Operating Segments [Member]                                  
Significant Accounting Policies [Line Items]                                  
Goodwill         $ 2,500,000,000             $ 2,500,000,000          
Accounting Standards Update 2016-09 [Member]                                  
Significant Accounting Policies [Line Items]                                  
Increase to cash flows used in financing activities               $ 11,000,000           $ 10,700,000      
Forward foreign currency contracts                                  
Significant Accounting Policies [Line Items]                                  
Derivative contract period, or less                       1 year          
Subsequent Event | Focal Therapeutics [Member]                                  
Significant Accounting Policies [Line Items]                                  
Total purchase price $ 125,000,000