Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangible Assets - Narrative (Details)

v3.21.1
Goodwill and Other Intangible Assets - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2019
Acquired Finite-Lived Intangible Assets [Line Items]      
Amortization of intangible assets $ 9,445 $ 17,773 $ 20,771
CHS Transactions      
Acquired Finite-Lived Intangible Assets [Line Items]      
Amortization period 12 years    
CHS Transactions | Developed Technology Rights      
Acquired Finite-Lived Intangible Assets [Line Items]      
Amortization period 20 years    
CHS Transactions | Product      
Acquired Finite-Lived Intangible Assets [Line Items]      
Amortization period 10 years    
CHS Transactions | Customer relationships      
Acquired Finite-Lived Intangible Assets [Line Items]      
Amortization period 10 years    
CHS Transactions | Other Intangible Assets      
Acquired Finite-Lived Intangible Assets [Line Items]      
Amortization period 6 years    
CHS Transactions | Developed Technology Rights      
Acquired Finite-Lived Intangible Assets [Line Items]      
Gross carrying amount, finite-lived intangibles $ 10,028 9,564  
CHS Transactions | Customer relationships      
Acquired Finite-Lived Intangible Assets [Line Items]      
Gross carrying amount, finite-lived intangibles $ 113,789 $ 105,912  
THS Transactions | Customer relationships      
Acquired Finite-Lived Intangible Assets [Line Items]      
Amortization period 17 years    
Gross carrying amount, finite-lived intangibles $ 11,438