Quarterly report pursuant to Section 13 or 15(d)

Composition of Certain Financial Statement Captions (Details)

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Composition of Certain Financial Statement Captions (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Accounts receivable, net    
Accounts receivable $ 283,780 $ 256,552
Less: allowance for doubtful accounts (44,887) (36,268)
Accounts receivable, net 238,893 220,284
Inventories, net    
Consumable supplies 23,920 23,448
Finished products 19,733 16,143
Work in-process 4,368 3,896
Raw materials 5,500 4,686
Less: inventory reserve (6,029) (945)
Inventory, net 47,492 47,228
Other current assets and prepaid expenses    
Taxes recoverable 16,391 16,187
Other receivables 12,509 13,021
Prepaid supplies 7,630 6,952
Prepaid insurance 2,117 3,688
Other 3,848 7,508
Other current assets and prepaid expenses 42,495 47,356
Intangible assets, net:    
Less: accumulated amortization (141,610) (123,207)
Intangible assets, net 746,654 763,976
Accrued expenses:    
Deferred revenue 73,862 73,434
Employee benefits 43,032 43,792
Clinical trials 6,920 5,935
Taxes payable 3,391 4,430
Contingent consideration 303 259
Capital leases short-term 3,329 3,025
Milestone payment 4,916 4,865
Professional fees 4,418 4,035
Other 38,695 58,180
Accrued expenses 178,866 197,955
Other long-term liabilities:    
Deferred revenue 71,241 89,016
Line of credit 39,242 38,809
Contingent consideration 47,149 44,817
Mortgages and other debts payable 1,462 717
Capital leases long-term 8,483 7,216
Other 21,999 21,908
Other long-term liabilities 189,576 202,483
Customer relationships    
Intangible assets, net:    
Intangible assets 444,091 443,560
Technologies    
Intangible assets, net:    
Intangible assets 340,455 340,397
Trade names    
Intangible assets, net:    
Intangible assets 50,458 50,442
Licenses    
Intangible assets, net:    
Intangible assets 23,520 23,506
Covenants not to compete    
Intangible assets, net:    
Intangible assets 16,355 16,348
Product registrations    
Intangible assets, net:    
Intangible assets 8,040 7,641
Other    
Intangible assets, net:    
Intangible assets $ 5,345 $ 5,289