Quarterly report pursuant to Section 13 or 15(d)

Concentrations of Risks (Details)

v3.19.3.a.u2
Concentrations of Risks (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Mar. 31, 2019
Concentration of Risk          
Accounts Payable, Trade, Current $ 111,465   $ 111,465   $ 153,287
Accrued Liabilities, Current 130,991   130,991   93,761
Other non-current obligations $ 153,025   $ 153,025   $ 125,360
Sales revenue | Sales risk          
Concentration of Risk          
Concentration Risk, Customer 1 1 1 1  
Sales revenue | Sales risk | Minimum [Member]          
Concentration of Risk          
Concentration risk, percentage 10.00% 10.00% 10.00% 10.00%  
Sales revenue | Electronics distributor risk          
Concentration of Risk          
Concentration risk, percentage 39.00% 43.40% 40.80% 42.20%  
Accounts receivable | Sales risk          
Concentration of Risk          
Concentration Risk, Customer 1 0 1 0  
Accounts receivable | Credit Concentration Risk [Member] | Minimum [Member]          
Concentration of Risk          
Concentration risk, percentage 10.00% 10.00% 10.00% 10.00%  
U.S. Class Action Complaint [Member]          
Concentration of Risk          
Litigation Settlement, Amount Awarded to Other Party $ 62,000        
30 days from date of settlement [Member] | U.S. Class Action Complaint [Member]          
Concentration of Risk          
Litigation Settlement, Amount Awarded to Other Party 10,000        
Gain (loss) Related to Litigation Settlement [Member] | U.S. Class Action Complaint [Member]          
Concentration of Risk          
Litigation Settlement, Amount Awarded to Other Party $ 62,000