REVENUE RECOGNITION - Deferred Costs (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Mar. 31, 2022
Deferred Contract Costs
Deferred costs	$ 2,250		$ 2,387
Deferred costs, current	1,092		1,143
Deferred costs, noncurrent	1,158		1,244
Total deferred costs amortized	405
Amortization of deferred costs	111	$ 156
Deferred transition costs
Deferred Contract Costs
Deferred costs	894		961
Total deferred costs amortized	87
Prepaid software costs
Deferred Contract Costs
Deferred costs	753		806
Total deferred costs amortized	206
Capitalized costs to fulfill contracts
Deferred Contract Costs
Deferred costs	296		302
Capitalized costs to obtain contracts
Deferred Contract Costs
Deferred costs	$ 307		$ 318
Minimum
Deferred Contract Costs
Term of contract with customer	3 years
Maximum
Deferred Contract Costs
Term of contract with customer	6 years