Annual report pursuant to Section 13 and 15(d)

Segment and Geographic Information Segment and Geographic Information - Disaggregated Revenue (Details)

v3.20.1
Segment and Geographic Information Segment and Geographic Information - Disaggregated Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2018
Segment and geographic information                      
Net sales $ 293,174 $ 294,741 $ 327,397 $ 345,242 $ 355,794 $ 350,175 $ 349,233 $ 327,616 $ 1,260,554 $ 1,382,818 $ 1,200,181
Solid Capacitors                      
Segment and geographic information                      
Net sales                 886,063 935,838 771,240
Film and Electrolytic [Member]                      
Segment and geographic information                      
Net sales                 175,803 206,240 201,977
Electro-magnetic, Sensors & Actuators [Member]                      
Segment and geographic information                      
Net sales                 198,688 240,740 226,964
EMEA [Member]                      
Segment and geographic information                      
Net sales                 276,477 315,535 277,898
EMEA [Member] | Solid Capacitors                      
Segment and geographic information                      
Net sales                 173,772 189,992 156,169
EMEA [Member] | Film and Electrolytic [Member]                      
Segment and geographic information                      
Net sales                 99,820 122,956 119,649
EMEA [Member] | Electro-magnetic, Sensors & Actuators [Member]                      
Segment and geographic information                      
Net sales                 2,885 2,587 2,080
Americas [Member]                      
Segment and geographic information                      
Net sales                 296,929 337,842 259,105
Americas [Member] | Solid Capacitors                      
Segment and geographic information                      
Net sales                 258,329 297,167 227,582
Americas [Member] | Film and Electrolytic [Member]                      
Segment and geographic information                      
Net sales                 29,180 30,462 22,634
Americas [Member] | Electro-magnetic, Sensors & Actuators [Member]                      
Segment and geographic information                      
Net sales                 9,420 10,213 8,889
JPKO [Member]                      
Segment and geographic information                      
Net sales                 177,987 196,101 183,191
JPKO [Member] | Solid Capacitors                      
Segment and geographic information                      
Net sales                 42,603 37,496 36,698
JPKO [Member] | Film and Electrolytic [Member]                      
Segment and geographic information                      
Net sales                 1,107 899 772
JPKO [Member] | Electro-magnetic, Sensors & Actuators [Member]                      
Segment and geographic information                      
Net sales                 134,277 157,706 145,721
Asia Pacific [Member]                      
Segment and geographic information                      
Net sales                 509,161 533,340 479,987
Asia Pacific [Member] | Solid Capacitors                      
Segment and geographic information                      
Net sales                 411,359 411,183 350,791
Asia Pacific [Member] | Film and Electrolytic [Member]                      
Segment and geographic information                      
Net sales                 45,696 51,923 58,922
Asia Pacific [Member] | Electro-magnetic, Sensors & Actuators [Member]                      
Segment and geographic information                      
Net sales                 52,106 70,234 70,274
OEM                      
Segment and geographic information                      
Net sales                 552,629 598,306 563,495
OEM | Solid Capacitors                      
Segment and geographic information                      
Net sales                 296,520 290,058 262,097
OEM | Film and Electrolytic [Member]                      
Segment and geographic information                      
Net sales                 70,700 81,704 86,049
OEM | Electro-magnetic, Sensors & Actuators [Member]                      
Segment and geographic information                      
Net sales                 185,409 226,544 215,349
Distributor                      
Segment and geographic information                      
Net sales                 508,536 584,618 470,324
Distributor | Solid Capacitors                      
Segment and geographic information                      
Net sales                 419,170 475,190 366,569
Distributor | Film and Electrolytic [Member]                      
Segment and geographic information                      
Net sales                 79,549 100,113 92,708
Distributor | Electro-magnetic, Sensors & Actuators [Member]                      
Segment and geographic information                      
Net sales                 9,817 9,315 11,047
EMS                      
Segment and geographic information                      
Net sales                 199,389 199,894 166,362
EMS | Solid Capacitors                      
Segment and geographic information                      
Net sales                 170,373 170,590 142,574
EMS | Film and Electrolytic [Member]                      
Segment and geographic information                      
Net sales                 25,554 24,423 23,220
EMS | Electro-magnetic, Sensors & Actuators [Member]                      
Segment and geographic information                      
Net sales                 3,462 4,881 568
Tantalum | Solid Capacitors                      
Segment and geographic information                      
Net sales                 495,695 563,255 495,114
Ceramics | Solid Capacitors                      
Segment and geographic information                      
Net sales                 $ 390,368 $ 372,583 $ 276,126