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Fair Value of Financial Instruments - Additional Information (Detail) - USD ($)
12 Months Ended
Mar. 05, 2019
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2018
Dec. 11, 2019
Apr. 23, 2015
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Fixed asset impairment $ 14,958,000          
2023 Notes            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Long-term debt           $ 300,000,000
Interest rate of debt instrument           5.00%
Trading of convertible notes, face value, disclosed as a percentage   97.00% 99.00%      
2027 Notes            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Long-term debt         $ 300,000,000  
Interest rate of debt instrument         4.375%  
Trading of convertible notes, face value, disclosed as a percentage     94.00%      
EMEA            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Intangible asset impairment   $ 4,549,000 $ 0 $ 0    
Fair Value, Measurements, Nonrecurring            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Fair value of fixed assets   242,000        
Trademarks | EMEA            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Fair value of fixed assets   1,700,000        
Intangible asset impairment   $ 4,549,000        
Royalty Rate | Trademarks | EMEA | Maximum            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Measurement inputs   0.0125        
Discount Rate | Trademarks | EMEA | Minimum            
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]            
Measurement inputs   0.130