EARNINGS PER SHARE (Reconciliation of the Denominators of the Basic and Diluted EPS Computations) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Net Income:
Net income	$ 54,017	$ 55,241	$ 35,653	$ 58,070	$ 62,226	$ 43,690	$ 144,911	$ 163,986
Less: Preferred Stock Dividends	2,967			2,967			8,901	8,901
Net Income available to common shareholders	$ 51,050			$ 55,103			$ 136,010	$ 155,085
Basic weighted average number of common shares outstanding	74,999,128			74,703,699			74,942,851	75,029,000
Dilutive effect of stock awards	0			1,000			1,000	5,000
Weighted average shares outstanding, diluted	74,999,128			74,705,054			74,943,999	75,034,084
Basic EPS:
Earnings per common share, basic	$ 0.68			$ 0.74			$ 1.81	$ 2.07
Diluted EPS:
Earnings per common share, diluted	$ 0.68			$ 0.74			$ 1.81	$ 2.07