EARNINGS PER SHARE (Computation of Basic and Diluted Earnings Per Share) (Narrative) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	1 Months Ended	3 Months Ended	124 Months Ended
May 07, 2021	Mar. 31, 2021	Mar. 31, 2020	May 07, 2021
Subsequent Event [Line Items]
Shares repurchased		1,475	1,484
Common stock repurchased, average price per share		$ 450.65	$ 386.71
Common stock repurchased, value		$ 664,533	$ 574,037
Subsequent event [Member]
Subsequent Event [Line Items]
Shares repurchased	100			82,500
Common stock repurchased, average price per share	$ 556.69			$ 181.09
Common stock repurchased, value	$ 8,000			$ 14,900,000

Number of shares that have been repurchased and retired during the period.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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Total cost of shares repurchased divided by the total number of shares repurchased.

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the par value method.

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