SHARE-BASED COMPENSATION - Equity Awards With Market Conditions (Details)	12 Months Ended
Mar. 31, 2021 $ / shares shares
Minimum
Share-based compensation
Vesting range on measurement of share-based compensation	0.00%
Maximum
Share-based compensation
Vesting range on measurement of share-based compensation	200.00%
Share Bonus Awards with Market Conditions
Share-based compensation
Targeted number of awards as of March 31, 2021 (in shares)	3,398,312
Share Bonus Awards with Market Conditions \| Minimum
Share-based compensation
Range of shares that may be issued (in shares)	0
Share Bonus Awards with Market Conditions \| Maximum
Share-based compensation
Range of shares that may be issued (in shares)	6,796,624
Fiscal 2021 \| Share Bonus Awards with Market Conditions
Share-based compensation
Targeted number of awards as of March 31, 2021 (in shares)	1,455,969
Average grant date fair value (in dollars per share) \| $ / shares	$ 15.03
Fiscal 2021 \| Share Bonus Awards with Market Conditions \| Minimum
Share-based compensation
Range of shares that may be issued (in shares)	0
Fiscal 2021 \| Share Bonus Awards with Market Conditions \| Maximum
Share-based compensation
Range of shares that may be issued (in shares)	2,911,938
Fiscal 2020 \| Share Bonus Awards with Market Conditions
Share-based compensation
Targeted number of awards as of March 31, 2021 (in shares)	1,388,691
Average grant date fair value (in dollars per share) \| $ / shares	$ 11.92
Fiscal 2020 \| Share Bonus Awards with Market Conditions \| Minimum
Share-based compensation
Range of shares that may be issued (in shares)	0
Fiscal 2020 \| Share Bonus Awards with Market Conditions \| Maximum
Share-based compensation
Range of shares that may be issued (in shares)	2,777,382
Fiscal 2019 \| Share Bonus Awards with Market Conditions
Share-based compensation
Targeted number of awards as of March 31, 2021 (in shares)	553,652
Average grant date fair value (in dollars per share) \| $ / shares	$ 14.00
Fiscal 2019 \| Share Bonus Awards with Market Conditions \| Minimum
Share-based compensation
Range of shares that may be issued (in shares)	0
Fiscal 2019 \| Share Bonus Awards with Market Conditions \| Maximum
Share-based compensation
Range of shares that may be issued (in shares)	1,107,304

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Number of shares issued under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Percentage of vesting of award under share-based payment arrangement.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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