Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

v3.20.1
Summary of Significant Accounting Policies (Details)
$ in Thousands
 3 Months Ended
Mar. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
Mar. 31, 2020
USD ($)
segment
Mar. 31, 2019
USD ($)
Summary of Significant Accounting Policies [Line Items]          
Provision for inventory obsolescence       $ 600 $ 500
Goodwill, in-process research and development and other intangible assets acquired $ 1,800,000     1,800,000  
Goodwill 669,582 $ 671,940   669,582  
Net intangible assets other than goodwill 1,100,000 1,100,000   1,100,000  
Amortization expense       14,938 16,562
Depreciation expense       7,100 7,300
Allowance for doubtful accounts receivable $ (1,747) $ (1,934)   (1,747)  
Provision related to current period sales       100 200
Equity-based compensation expense       $ 2,500 $ 4,500
Number of reportable segments | segment       2  
Minimum          
Summary of Significant Accounting Policies [Line Items]          
Intangible assets, estimated useful lives       3 years  
Maximum          
Summary of Significant Accounting Policies [Line Items]          
Intangible assets, estimated useful lives       20 years  
Government Contracts Concentration Risk | Accounts Receivable          
Summary of Significant Accounting Policies [Line Items]          
Concentration percentage 4.00%   6.00%    
Geographic Concentration Risk | Accounts Receivable          
Summary of Significant Accounting Policies [Line Items]          
Concentration percentage 3.60%        
Customer Concentration Risk | Accounts Receivable          
Summary of Significant Accounting Policies [Line Items]          
Concentration percentage 1.90% 2.50%      
Software          
Summary of Significant Accounting Policies [Line Items]          
Property, plant and equipment, estimated useful lives       3 years  
Machinery, Medical and Other Equipment | Minimum          
Summary of Significant Accounting Policies [Line Items]          
Property, plant and equipment, estimated useful lives       5 years  
Machinery, Medical and Other Equipment | Maximum          
Summary of Significant Accounting Policies [Line Items]          
Property, plant and equipment, estimated useful lives       8 years  
Furniture and Fixtures | Minimum          
Summary of Significant Accounting Policies [Line Items]          
Property, plant and equipment, estimated useful lives       5 years  
Furniture and Fixtures | Maximum          
Summary of Significant Accounting Policies [Line Items]          
Property, plant and equipment, estimated useful lives       12 years  
Buildings and Improvements | Minimum          
Summary of Significant Accounting Policies [Line Items]          
Property, plant and equipment, estimated useful lives       10 years  
Buildings and Improvements | Maximum          
Summary of Significant Accounting Policies [Line Items]          
Property, plant and equipment, estimated useful lives       40 years  
Automobiles and Aircraft | Minimum          
Summary of Significant Accounting Policies [Line Items]          
Property, plant and equipment, estimated useful lives       3 years  
Automobiles and Aircraft | Maximum          
Summary of Significant Accounting Policies [Line Items]          
Property, plant and equipment, estimated useful lives       5 years  
In Process Research and Development          
Summary of Significant Accounting Policies [Line Items]          
Net intangible assets other than goodwill $ 590,200 $ 590,200   $ 590,200  
BioReference          
Summary of Significant Accounting Policies [Line Items]          
Goodwill $ 434,800     $ 434,800  
Excess of estimated fair value over carrying amount (as a percent)   11.00%