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EARNINGS PER SHARE - Share Repurchase (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
EARNINGS PER SHARE
Amount paid to repurchase shares	$ 6,594
Number of shares repurchased	82,000
Average repurchase price per share	$ 80.02
Remaining authorized by Board of Directors for future repurchases as of period end	$ 121,783	$ 38,369
Shares repurchased from related parties	0

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Number of shares that have been repurchased from related parties during the period and are being held in treasury.

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Amount remaining of a stock repurchase plan authorized.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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

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