CAPITAL STOCK AND STOCK AWARD PLANS - Assumptions Used in Estimating the Fair Value Per Option (Details) - Stock Options - $ / shares	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Fair Value Assumptions and Methodology [Abstract]
Weighted-average risk-free interest rate (percent)	2.10%	3.10%	2.30%
Expected dividend yield (percent)	2.00%	2.00%	2.50%
Weighted-average volatility (percent)	25.00%	25.00%	20.00%
Expected term (in years)	6 years 29 days	6 years 29 days	6 years 2 months 12 days
Weighted average fair value per option (in dollars per share)	$ 17.52	$ 20.52	$ 14.23

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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

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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