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ORGANIZATION OF THE COMPANY - Additional Information (Details) $ in Millions			3 Months Ended	12 Months Ended
	Feb. 13, 2023 USD ($) shares	Feb. 12, 2023 vote classes	Mar. 31, 2022 USD ($) shares	Mar. 31, 2023 USD ($) segment country shares	Mar. 31, 2022 USD ($) shares	Mar. 31, 2021 USD ($)	Feb. 14, 2023	Feb. 09, 2023
Subsidiary, Sale of Stock [Line Items]
Number of countries in which entity operates \| country				30
Number of operating segments \| segment				3
Number of reportable segments \| segment				3
Proceeds from issuances of Nextracker shares				$ 694	$ 0	$ 0
In-kind on its investment				$ 21	$ 4
Exchange ratio		1						1
Ordinary shares, outstanding (in shares) \| shares			460,560,312	450,122,691	460,560,312
Proceeds from bank borrowings and long-term debt				$ 718	$ 759	$ 2,065
Deferred tax assets related to investment in Nextracker LLC	$ 249		$ 0	$ 249	$ 0
Nextracker
Subsidiary, Sale of Stock [Line Items]
Ownership percentage by noncontrolling owners		38.60%
Ownership percentage		82.63%		61.40%
Series A Preferred Units
Subsidiary, Sale of Stock [Line Items]
Limited Liability Company (LLC) preferred units, ownership interest sold			16.67%
Common Class B
Subsidiary, Sale of Stock [Line Items]
Ordinary shares, outstanding (in shares) \| shares				88,457,619
Nextracker
Subsidiary, Sale of Stock [Line Items]
Number of class \| classes		2
Number of vote per share \| vote		1
TPG Rise Flash, L.P
Subsidiary, Sale of Stock [Line Items]
Noncontrolling interest, pro-rated annual preferred dividend		5.00%
TPG Rise Flash, L.P \| Nextracker
Subsidiary, Sale of Stock [Line Items]
Ownership percentage by noncontrolling owners		17.37%
TPG Rise Flash, L.P \| Common Class A \| Nextracker
Subsidiary, Sale of Stock [Line Items]
Ownership percentage by noncontrolling owners		31.80%					31.80%
TPG Rise Flash, L.P \| Common Class B \| Nextracker
Subsidiary, Sale of Stock [Line Items]
Ownership percentage by noncontrolling owners		6.77%					6.77%
IPO
Subsidiary, Sale of Stock [Line Items]
Payments of stock issuance costs	$ 40
IPO \| Nextracker
Subsidiary, Sale of Stock [Line Items]
Percentage of outstanding shares	21.06%
Payments of capital distribution	$ 175
Payment of capital distribution to noncontrolling interest	22
Proceeds from bank borrowings and long-term debt	$ 150
Percentage of tax benefits realized and paid to other parties	85.00%
IPO \| Nextracker \| Common Class A
Subsidiary, Sale of Stock [Line Items]
Shares sold in offering (in shares) \| shares	30,590,000