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Business Combinations - Narrative (Details) - USD ($)
12 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Aug. 16, 2021
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Business Combination, Separately Recognized Transactions            
Goodwill       $ 263,549,000 $ 109,439,000 $ 8,800,000
Transaction-related expenses       14,356,000 8,911,000 $ 440,000
Earnout liability       (9,300,000) (11,383,000)  
Quixote            
Business Combination, Separately Recognized Transactions            
Business acquisition, equity and voting interests acquired 100.00%          
Intangible assets $ 76,900,000          
Weighted-average amortization period (in years) 7 years          
Goodwill $ 153,409,000          
Transaction-related expenses       8,700,000    
Business combination consideration paid 359,098,000          
Quixote | Customer Relationships And Non-Compete Agreements            
Business Combination, Separately Recognized Transactions            
Intangible assets 48,300,000          
Quixote | Customer relationships            
Business Combination, Separately Recognized Transactions            
Intangible assets $ 45,400,000          
Weighted-average amortization period (in years) 7 years          
Quixote | Non-competition agreements            
Business Combination, Separately Recognized Transactions            
Intangible assets $ 2,900,000          
Weighted-average amortization period (in years) 5 years          
Quixote | Trade name            
Business Combination, Separately Recognized Transactions            
Intangible assets $ 28,600,000          
Zio            
Business Combination, Separately Recognized Transactions            
Business acquisition, equity and voting interests acquired     100.00%      
Intangible assets     $ 41,670,000      
Weighted-average amortization period (in years)     7 years      
Goodwill     $ 70,576,000      
Transaction-related expenses         3,400,000  
Contingent consideration     22,543,000      
Business combination consideration paid     139,741,000 15,000,000    
Zio | Trademarks            
Business Combination, Separately Recognized Transactions            
Intangible assets     8,500,000      
Zio | Customer Relationships And Non-Compete Agreements            
Business Combination, Separately Recognized Transactions            
Intangible assets     33,200,000      
Zio | Customer relationships            
Business Combination, Separately Recognized Transactions            
Intangible assets     $ 30,000,000      
Weighted-average amortization period (in years)     7 years      
Zio | Non-competition agreements            
Business Combination, Separately Recognized Transactions            
Intangible assets     $ 3,000,000      
Weighted-average amortization period (in years)     5 years      
Zio | Maximum            
Business Combination, Separately Recognized Transactions            
Contingent consideration     $ 35,000,000      
Star Waggons            
Business Combination, Separately Recognized Transactions            
Business acquisition, equity and voting interests acquired   100.00%        
Intangible assets   $ 33,480,000        
Weighted-average amortization period (in years)   7 years        
Goodwill   $ 30,109,000        
Transaction-related expenses         $ 2,400,000  
Contingent consideration   0        
Business combination consideration paid   92,656,000        
Star Waggons | Studio            
Business Combination, Separately Recognized Transactions            
Change in goodwill       $ 0    
Star Waggons | Trademarks            
Business Combination, Separately Recognized Transactions            
Intangible assets   8,600,000        
Star Waggons | Customer Relationships And Non-Compete Agreements            
Business Combination, Separately Recognized Transactions            
Intangible assets   24,900,000        
Star Waggons | Customer relationships            
Business Combination, Separately Recognized Transactions            
Intangible assets   $ 22,500,000        
Weighted-average amortization period (in years)   7 years        
Star Waggons | Non-competition agreements            
Business Combination, Separately Recognized Transactions            
Intangible assets   $ 2,300,000        
Weighted-average amortization period (in years)   5 years