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Variable Interest Entities (Details)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
USD ($)
Mar. 31, 2022
USD ($)
Jun. 30, 2021
USD ($)
Mar. 31, 2021
USD ($)
Jun. 30, 2022
USD ($)
entity
Jun. 30, 2021
USD ($)
Dec. 31, 2021
USD ($)
Variable Interest Entity [Line Items]              
Assets $ 1,617,495       $ 1,617,495   $ 1,628,156
Liabilities 932,251       932,251   875,239
Cash and cash equivalents 833,533   $ 410,144   833,533 $ 410,144 706,282
Patents, net 371,687       371,687   363,585
Accounts receivable 48,801       48,801   31,113
Noncontrolling interests (485) $ (290) (8,415) $ (1,613) (775) (10,028)  
Convida              
Variable Interest Entity [Line Items]              
Noncontrolling interests (500)   (6,200)   (800) (7,700)  
Chordant              
Variable Interest Entity [Line Items]              
Noncontrolling interests 0   $ (2,200)   $ 0 $ (2,300)  
Primary Beneficiary              
Variable Interest Entity [Line Items]              
Number of variable interest entities | entity         3    
Assets 19,700       $ 19,700   27,100
Liabilities 500       500   2,500
Cash and cash equivalents 6,500       6,500   5,100
Accounts receivable and prepaid assets 4,000       4,000    
Patents, net $ 9,100       $ 9,100   18,000
Accounts receivable             $ 4,000