Acquisitions - Narrative (Details) - USD ($)
$ in Thousands
 10 Months Ended 12 Months Ended
Aug. 11, 2021
Feb. 22, 2021
Jul. 02, 2020
May 13, 2020
Feb. 12, 2020
Dec. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Business Acquisition [Line Items]                  
Compensation expense             $ 46,780 $ 19,160 $ 3,532
HDS-VH                  
Business Acquisition [Line Items]                  
Controlling interest held by Company         97.00%        
doc.ai Incorporated                  
Business Acquisition [Line Items]                  
Consideration transferred   $ 120,600              
Consideration, cash payable including via note payable   29,000              
Cash payment to acquire business   15,000              
Consideration payable, note payable   14,000              
Contingent consideration   10,300              
Equity-based consideration   81,300              
Transaction related expenses   800              
Compensation expense   $ 8,800              
Revenue of acquiree since acquisition date           $ 17,300      
Net loss of acquiree since acquisition date           $ 3,900      
doc.ai Incorporated | Common stock                  
Business Acquisition [Line Items]                  
Contingent consideration, instruments issuable, maximum   1,145,790              
Equity interest issuable (in shares)   9,039,117              
Equity interest issued at closing (in shares)   (8,435,301)              
Equity interest issuable on first anniversary (in shares)   603,816              
doc.ai Incorporated | Stock options                  
Business Acquisition [Line Items]                  
Contingent consideration, instruments issuable, maximum   485,922              
Equity interest issuable (in shares)   2,444,361              
CareLinx Inc                  
Business Acquisition [Line Items]                  
Consideration transferred $ 65,600                
Cash payment to acquire business 55,200                
Equity-based consideration 10,400                
Transaction related expenses $ 1,100                
Revenue of acquiree since acquisition date             12,100    
Net loss of acquiree since acquisition date             $ 4,200    
CareLinx Inc | Common stock                  
Business Acquisition [Line Items]                  
Equity interest issuable (in shares) 1,262,475                
CareLinx Inc | Stock options                  
Business Acquisition [Line Items]                  
Equity interest issuable (in shares) 295,758                
Visualize Health [Member]                  
Business Acquisition [Line Items]                  
Cash payment to acquire business         $ 2,000        
Contingent consideration         1,900        
Equity-based consideration         5,000        
Transaction related expenses         200        
Goodwill, tax deductible         700        
Goodwill, not tax deductible         $ 4,500        
Mindsciences Inc [Member]                  
Business Acquisition [Line Items]                  
Consideration transferred       $ 7,600          
Equity-based consideration       1,700          
Transaction related expenses       $ 300          
Mindsciences Inc [Member] | Common stock                  
Business Acquisition [Line Items]                  
Equity interest issuable (in shares)       2,946,744          
Mindsciences Inc [Member] | Stock options                  
Business Acquisition [Line Items]                  
Equity interest issuable (in shares)       1,092,558          
Mindsciences Inc [Member] | Common Stock Retroactive [Member]                  
Business Acquisition [Line Items]                  
Equity interest issuable (in shares)       440,316          
Mindsciences Inc [Member] | Redeemable Convertible Preferred Stock Series C [Member]                  
Business Acquisition [Line Items]                  
Equity interest issuable (in shares)       6,179          
Mindsciences Inc [Member] | Common Stock And Equity Options [Member]                  
Business Acquisition [Line Items]                  
Equity-based consideration       $ 5,900          
Whitehat A I [Member]                  
Business Acquisition [Line Items]                  
Consideration transferred     $ 2,700            
Contingent consideration     500            
Equity-based consideration     2,200            
Transaction related expenses     $ 300            
Whitehat A I [Member] | Common stock                  
Business Acquisition [Line Items]                  
Contingent consideration, instruments issuable, maximum     1,487,553            
Whitehat A I [Member] | Common stock                  
Business Acquisition [Line Items]                  
Equity interest issuable (in shares)     1,425,200