Quarterly report pursuant to Section 13 or 15(d)

Derivatives - Narrative (Details)

v3.19.3.a.u2
Derivatives - Narrative (Details)
$ in Thousands, ¥ in Billions
9 Months Ended
Dec. 31, 2019
USD ($)
Dec. 31, 2019
JPY (¥)
Dec. 31, 2018
USD ($)
Dec. 31, 2019
JPY (¥)
May 28, 2019
JPY (¥)
Mar. 31, 2019
USD ($)
Mar. 31, 2019
JPY (¥)
Nov. 07, 2018
JPY (¥)
Derivatives, Fair Value [Line Items]                
Proceeds from Hedge, Financing Activities | $ $ 6,476   $ 0          
Currency Swap                
Derivatives, Fair Value [Line Items]                
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months | $ (8,100)              
Mexico, Pesos                
Derivatives, Fair Value [Line Items]                
Derivative, Notional Amount | $ 94,700         $ 74,300    
Fair Value Hedging | Currency Swap                
Derivatives, Fair Value [Line Items]                
Derivative, Notional Amount 276,400     ¥ 30.3   279,700 ¥ 31.6  
Net Investment Hedging | Currency Swap Two                
Derivatives, Fair Value [Line Items]                
Derivative, Notional Amount               ¥ 33.0
Net Investment Hedging | Currency Swap                
Derivatives, Fair Value [Line Items]                
Derivative, Notional Amount $ 267,600     ¥ 30.3   $ 279,700 ¥ 31.6  
Amortization   ¥ 1.4            
Derivative, fixed interest rate paid 2.61%     2.61%        
Derivative, fixed interest rate received 6.25%     6.25%        
Cash Flow Hedging [Member] | Currency Swap One                
Derivatives, Fair Value [Line Items]                
Derivative, Notional Amount         ¥ 15.1      
Derivative, fixed interest rate paid 4.88%     4.88%        
Cash Flow Hedging [Member] | Currency Swap Two                
Derivatives, Fair Value [Line Items]                
Derivative, Notional Amount         ¥ 16.5      
Derivative, fixed interest rate paid 5.26%     5.26%        
Cash Flow Hedging [Member] | Currency Swap                
Derivatives, Fair Value [Line Items]                
Amortization   ¥ 1.4            
JPY LIBOR | Cash Flow Hedging [Member] | Currency Swap One                
Derivatives, Fair Value [Line Items]                
Derivative, basis spread on variable rate 2.00%     2.00%        
JPY LIBOR | Cash Flow Hedging [Member] | Currency Swap Two                
Derivatives, Fair Value [Line Items]                
Derivative, basis spread on variable rate 2.25%     2.25%