Related Party Transactions - Remaining Performance Obligations (Details) - USD ($) $ in Thousands	Apr. 30, 2022	Apr. 30, 2021	Apr. 30, 2020
Related Party Transaction [Line Items]
Deferred revenue	$ 49,142	$ 75,227	$ 60,295
Total remaining performance obligations	477,400
Software Subscription Agreement \| Baker Hughes Company
Related Party Transaction [Line Items]
Deferred revenue	2,337	8,487
Commitments from non-cancellable contracts	212,934	95,542
Total remaining performance obligations	$ 215,271	$ 104,029

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130531-203044

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130532-203044

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant