FAIR VALUE MEASUREMENTS - Investments Narrative (Details) $ in Millions	1 Months Ended	3 Months Ended
	Apr. 30, 2021 USD ($)	Mar. 31, 2022 USD ($)	Jun. 30, 2022 yr	Mar. 31, 2021 USD ($)
Treasury Lock | Cash Flow Hedging | Designated as Hedging Instrument
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notional amount: | $				$ 1,800
Other comprehensive income (loss), cash flow hedge, gain (loss), before reclassification and tax | $		$ 15
Payments for hedge, financing activities | $	$ 15
Yanolja Co., Ltd | EBITDA Multiple Decrease | Valuation, Market Approach
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities measured at fair value			0.36
Yanolja Co., Ltd | Discount Rate | Valuation, Income Approach | Minimum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities measured at fair value			0.10
Yanolja Co., Ltd | Discount Rate | Valuation, Income Approach | Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities measured at fair value			0.14
Yanolja Co., Ltd | EBITDA Multiple | Valuation, Income Approach | Minimum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities measured at fair value			14
Yanolja Co., Ltd | EBITDA Multiple | Valuation, Income Approach | Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities measured at fair value			16