SHARE BASED COMPENSATION (Fair Values of all Options Granted Estimated Using Binomial Option-Pricing Model with Weighted-average Assumptions) (Detail) - $ / shares	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Share Based Compensation [Abstract]
Dividend yield	0.00%	2.64%	2.45%
Weighted average expected volatility	0.00%	39.13%	40.27%
Weighted average risk-free interest rate	0.00%	2.61%	2.14%
Weighted average expected lives (in years)	0 years	5 years 7 months 9 days	5 years 8 months 1 day
Weighted average grant-date fair value	$ 0	$ 11.73	$ 13.42

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)(i)
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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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-URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809

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