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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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		6 Months Ended		127 Months Ended
	Aug. 06, 2021	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Aug. 06, 2021
Earnings Per Share
Shares repurchased		743	185	2,218	1,669
Common stock repurchased, average price per share		$ 537.25	$ 417.79	$ 479.69	$ 390.14
Common stock repurchased, value		$ 399,634	$ 76,974	$ 1,064,167	$ 651,011
Subsequent event [Member]
Earnings Per Share
Shares repurchased	300					83,500
Common stock repurchased, average price per share	$ 596.11					$ 185.60
Common stock repurchased, value	$ 169,000					$ 15,500,000