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COMMON STOCK REPURCHASE PROGRAM (Details) - $ / shares	3 Months Ended
	Mar. 31, 2021	Feb. 12, 2020
COMMON STOCK REPURCHASE PROGRAM
Shares authorized for repurchase under share repurchase program (in shares)	55,000,000	10,000,000
Shares purchased in the open market under share repurchase program (in shares)	200,000
Average cost per share of shares purchased in the open market under share repurchase program (in dollars per share)	$ 120.55
Remaining shares available for repurchase under the stock repurchase program (in shares)	11,200,000

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The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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

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-Topic 505
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Number of shares that have been repurchased during the period and are being held in treasury.

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