Segment disclosures

Company overview

KAISER ALUMINUM CORP

Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.

Revenue · Reported segment facts

9 dimension combinations 92 retained observations 14 reported periods

Counts describe retained dimensioned rows only. Periods and members can change across reports, and this view does not infer missing values or expected segment totals.

CA · Fabricated Products

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:CA;us-gaap:StatementBusinessSegmentsAxis=kalu:FabricatedProductsMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-12-3176300000 USD2019-02-22 · 21:56:30.000ZOpen filing evidence
2017-01-01 – 2017-12-3160200000 USD2019-02-22 · 21:56:30.000ZOpen filing evidence
2016-01-01 – 2016-12-3152000000 USD2019-02-22 · 21:56:30.000ZOpen filing evidence

US · Fabricated Products

Statement Geographical · Statement Business Segments

Source dimensions srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=kalu:FabricatedProductsMember
PeriodValueUnitFiledEvidence
2018-01-01 – 2018-12-311509600000 USD2019-02-22 · 21:56:30.000ZOpen filing evidence
2017-01-01 – 2017-12-311337300000 USD2019-02-22 · 21:56:30.000ZOpen filing evidence
2016-01-01 – 2016-12-311278600000 USD2019-02-22 · 21:56:30.000ZOpen filing evidence

Aero Hs Products · Fabricated Products

Product Or Service · Statement Business Segments

Source dimensions us-gaap:ProductOrServiceAxis=kalu:AeroHsProductsMember;us-gaap:StatementBusinessSegmentsAxis=kalu:FabricatedProductsMember
PeriodValueUnitFiledEvidence
2018-04-01 – 2018-06-30185000000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-06-30355200000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-03-31170200000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2017-07-01 – 2017-09-30150200000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-01-01 – 2017-09-30483200000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-04-01 – 2017-06-30165500000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-06-30333000000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-03-31167500000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2016-07-01 – 2016-09-30156100000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-01-01 – 2016-09-30500700000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-04-01 – 2016-06-30167700000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-06-30344600000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-03-31176900000 USD2017-04-21 · 10:55:49.000ZOpen filing evidence
2015-07-01 – 2015-09-30170000000 USD2016-10-25 · 19:57:15.000ZOpen filing evidence
2015-04-01 – 2015-06-30181100000 USD2016-07-26 · 23:43:25.000ZOpen filing evidence
2015-01-01 – 2015-03-31180300000 USD2016-04-22 · 17:03:19.000ZOpen filing evidence

Automotive Extrusions · Fabricated Products

Product Or Service · Statement Business Segments

Source dimensions us-gaap:ProductOrServiceAxis=kalu:AutomotiveExtrusionsMember;us-gaap:StatementBusinessSegmentsAxis=kalu:FabricatedProductsMember
PeriodValueUnitFiledEvidence
2018-04-01 – 2018-06-3067300000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-06-30127800000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-03-3160500000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2017-07-01 – 2017-09-3052700000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-01-01 – 2017-09-30161600000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-04-01 – 2017-06-3055900000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-06-30108900000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-03-3153000000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2016-07-01 – 2016-09-3046500000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-01-01 – 2016-09-30143600000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-04-01 – 2016-06-3048800000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-06-3097100000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-03-3148400000 USD2017-04-21 · 10:55:49.000ZOpen filing evidence
2015-07-01 – 2015-09-3049500000 USD2016-10-25 · 19:57:15.000ZOpen filing evidence
2015-04-01 – 2015-06-3053700000 USD2016-07-26 · 23:43:25.000ZOpen filing evidence
2015-01-01 – 2015-03-3150100000 USD2016-04-22 · 17:03:19.000ZOpen filing evidence

Ge Products · Fabricated Products

Product Or Service · Statement Business Segments

Source dimensions us-gaap:ProductOrServiceAxis=kalu:GeProductsMember;us-gaap:StatementBusinessSegmentsAxis=kalu:FabricatedProductsMember
PeriodValueUnitFiledEvidence
2018-04-01 – 2018-06-30147900000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-06-30291200000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-03-31143300000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2017-07-01 – 2017-09-30115900000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-01-01 – 2017-09-30361100000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-04-01 – 2017-06-30122000000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-06-30245200000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-03-31123200000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2016-07-01 – 2016-09-30105600000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-01-01 – 2016-09-30318300000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-04-01 – 2016-06-30107300000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-06-30212700000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-03-31105400000 USD2017-04-21 · 10:55:49.000ZOpen filing evidence
2015-07-01 – 2015-09-30100400000 USD2016-10-25 · 19:57:15.000ZOpen filing evidence
2015-04-01 – 2015-06-30112000000 USD2016-07-26 · 23:43:25.000ZOpen filing evidence
2015-01-01 – 2015-03-31119100000 USD2016-04-22 · 17:03:19.000ZOpen filing evidence

Other Products · Fabricated Products

Product Or Service · Statement Business Segments

Source dimensions us-gaap:ProductOrServiceAxis=kalu:OtherProductsMember;us-gaap:StatementBusinessSegmentsAxis=kalu:FabricatedProductsMember
PeriodValueUnitFiledEvidence
2018-04-01 – 2018-06-3015200000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-06-3029200000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-03-3114000000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2017-07-01 – 2017-09-3014000000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-01-01 – 2017-09-3038500000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-04-01 – 2017-06-3012900000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-06-3024500000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-03-3111600000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2016-07-01 – 2016-09-3012400000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-01-01 – 2016-09-3036100000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-04-01 – 2016-06-3011100000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-06-3023700000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-03-3112500000 USD2017-04-21 · 10:55:49.000ZOpen filing evidence
2015-07-01 – 2015-09-3016500000 USD2016-10-25 · 19:57:15.000ZOpen filing evidence
2015-04-01 – 2015-06-3020400000 USD2016-07-26 · 23:43:25.000ZOpen filing evidence
2015-01-01 – 2015-03-3122200000 USD2016-04-22 · 17:03:19.000ZOpen filing evidence

Fabricated Products

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=kalu:FabricatedProductsMember
PeriodValueUnitFiledEvidence
2018-04-01 – 2018-06-30415400000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-06-30803400000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-03-31388000000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2017-07-01 – 2017-09-30332800000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-01-01 – 2017-09-301044400000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2017-04-01 – 2017-06-30356300000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-06-30711600000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2017-01-01 – 2017-03-31355300000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence
2016-07-01 – 2016-09-30320600000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-01-01 – 2016-09-30998700000 USD2017-10-27 · 12:55:21.000ZOpen filing evidence
2016-04-01 – 2016-06-30334900000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-06-30678100000 USD2017-07-28 · 15:45:18.000ZOpen filing evidence
2016-01-01 – 2016-03-31343200000 USD2017-04-21 · 10:55:49.000ZOpen filing evidence
2015-07-01 – 2015-09-30336400000 USD2016-10-25 · 19:57:15.000ZOpen filing evidence
2015-04-01 – 2015-06-30367200000 USD2016-07-26 · 23:43:25.000ZOpen filing evidence
2015-01-01 – 2015-03-31371700000 USD2016-04-22 · 17:03:19.000ZOpen filing evidence

Fabricated Products · Transferred At Point In Time

Statement Business Segments · Timing Of Transfer Of Good Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=kalu:FabricatedProductsMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=us-gaap:TransferredAtPointInTimeMember
PeriodValueUnitFiledEvidence
2018-04-01 – 2018-06-30140800000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-06-30297400000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-03-31156600000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence

Fabricated Products · Transferred Over Time

Statement Business Segments · Timing Of Transfer Of Good Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=kalu:FabricatedProductsMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=us-gaap:TransferredOverTimeMember
PeriodValueUnitFiledEvidence
2018-04-01 – 2018-06-30274600000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-06-30506000000 USD2018-07-27 · 13:14:00.000ZOpen filing evidence
2018-01-01 – 2018-03-31231400000 USD2018-05-01 · 20:42:06.000ZOpen filing evidence