Annual report pursuant to Section 13 and 15(d)

Equity Method Investments - Reconciliation (Details)

v3.20.1
Equity Method Investments - Reconciliation (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Mar. 31, 2019
Schedule of Equity Method Investments [Line Items]    
Equity method investments $ 16,593 $ 12,925
Nippon Yttrium Co., Ltd (NYC)    
Schedule of Equity Method Investments [Line Items]    
Equity method investments 8,617 8,215
NT Sales Co., Ltd (NTS)    
Schedule of Equity Method Investments [Line Items]    
Equity method investments 1,509 1,218
KEMET Jianghai Electronics Components Co., Ltd (“KEMET Jianghai”)    
Schedule of Equity Method Investments [Line Items]    
Equity method investments 6,467 2,515
Novasentis    
Schedule of Equity Method Investments [Line Items]    
Equity method investments $ 0 $ 977