UNAUDITED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
UNAUDITED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract]
Net income	$ 21,308	$ 18,443	$ 44,855	$ 35,501
Other comprehensive income
Unrealized (losses)/gains on available-for-sale securities	(1,191)	(11,434)	1,171	(27,299)
Reclassification adjustment for (gains)/losses on available-for-sale securities	0	(2)	5,685	(2)
Amortization of unrealized loss on securities transferred to held-to-maturity	(47)	(64)	(77)	(141)
Net unrealized (losses)/gains on available-for-sale securities	(1,238)	(11,500)	6,779	(27,442)
Income tax benefit/(expense)	375	3,400	(2,004)	8,113
Other comprehensive (loss)/income, net of tax	(863)	(8,100)	4,775	(19,329)
Total comprehensive income	$ 20,445	$ 10,343	$ 49,630	$ 16,172