STOCK COMPENSATION PLANS - SCHEDULE OF FAIR VALUE WEIGHTED-AVERAGE ASSUMPTIONS (Details)	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Share-based Payment Arrangement [Abstract]
Dividend yields	2.10%	2.70%	2.40%
Expected volatility	17.50%	17.00%	16.60%
Risk-free interest rates	1.30%	2.50%	2.80%
Expected term in years	6 years 8 months 12 days	6 years 6 months	6 years 7 months 6 days

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- Definition

The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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- Definition

The risk-free interest rate assumption that is used in valuing an option on its own shares.

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- Definition

Rate of weighted-average expected volatility for award under share-based payment arrangement.

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- Definition

Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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