FAIR VALUE - Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Financial assets:
Fair Value	$ 2,198,459	$ 1,673,016
U.S. government and agency securities
Financial assets:
Fair Value	392,475	193,603
Municipal securities
Financial assets:
Fair Value	196,201	191,453
Agency mortgage-backed pass-through securities
Financial assets:
Fair Value	807,986	521,376
Agency collateralized mortgage obligations
Financial assets:
Fair Value	697,065	660,363
Corporate bonds and other
Financial assets:
Fair Value	104,732	106,221
Recurring basis
Financial assets:
Total fair value of financial assets	2,202,717	1,679,301
Financial liabilities:
Total fair value of financial liabilities	4,252	6,277
Recurring basis \| Interest rate swaps and caps
Financial liabilities:
Interest rate swaps and caps	4,252	6,277
Recurring basis \| Level 1
Financial assets:
Total fair value of financial assets	0	0
Financial liabilities:
Total fair value of financial liabilities	0	0
Recurring basis \| Level 1 \| Interest rate swaps and caps
Financial liabilities:
Interest rate swaps and caps	0	0
Recurring basis \| Level 2
Financial assets:
Total fair value of financial assets	2,202,711	1,679,293
Financial liabilities:
Total fair value of financial liabilities	4,252	6,277
Recurring basis \| Level 2 \| Interest rate swaps and caps
Financial liabilities:
Interest rate swaps and caps	4,252	6,277
Recurring basis \| Level 3
Financial assets:
Total fair value of financial assets	6	8
Financial liabilities:
Total fair value of financial liabilities	0	0
Recurring basis \| Level 3 \| Interest rate swaps and caps
Financial liabilities:
Interest rate swaps and caps	0	0
Recurring basis \| U.S. government and agency securities
Financial assets:
Fair Value	392,475	193,603
Recurring basis \| U.S. government and agency securities \| Level 1
Financial assets:
Fair Value	0	0
Recurring basis \| U.S. government and agency securities \| Level 2
Financial assets:
Fair Value	392,475	193,603
Recurring basis \| U.S. government and agency securities \| Level 3
Financial assets:
Fair Value	0	0
Recurring basis \| Municipal securities
Financial assets:
Fair Value	196,201	191,453
Recurring basis \| Municipal securities \| Level 1
Financial assets:
Fair Value	0	0
Recurring basis \| Municipal securities \| Level 2
Financial assets:
Fair Value	196,201	191,453
Recurring basis \| Municipal securities \| Level 3
Financial assets:
Fair Value	0	0
Recurring basis \| Agency mortgage-backed pass-through securities
Financial assets:
Fair Value	807,986	521,376
Recurring basis \| Agency mortgage-backed pass-through securities \| Level 1
Financial assets:
Fair Value	0	0
Recurring basis \| Agency mortgage-backed pass-through securities \| Level 2
Financial assets:
Fair Value	807,986	521,376
Recurring basis \| Agency mortgage-backed pass-through securities \| Level 3
Financial assets:
Fair Value	0	0
Recurring basis \| Agency collateralized mortgage obligations
Financial assets:
Fair Value	697,065	660,363
Recurring basis \| Agency collateralized mortgage obligations \| Level 1
Financial assets:
Fair Value	0	0
Recurring basis \| Agency collateralized mortgage obligations \| Level 2
Financial assets:
Fair Value	697,065	660,363
Recurring basis \| Agency collateralized mortgage obligations \| Level 3
Financial assets:
Fair Value	0	0
Recurring basis \| Corporate bonds and other
Financial assets:
Fair Value	104,732	106,221
Recurring basis \| Corporate bonds and other \| Level 1
Financial assets:
Fair Value	0	0
Recurring basis \| Corporate bonds and other \| Level 2
Financial assets:
Fair Value	104,732	106,221
Recurring basis \| Corporate bonds and other \| Level 3
Financial assets:
Fair Value	0	0
Recurring basis \| Interest rate swaps and caps
Financial assets:
Fair Value	4,252
Recurring basis \| Interest rate swaps and caps \| Level 1
Financial assets:
Fair Value	0
Recurring basis \| Interest rate swaps and caps \| Level 2
Financial assets:
Fair Value	4,252
Recurring basis \| Interest rate swaps and caps \| Level 3
Financial assets:
Fair Value	0
Recurring basis \| Interest rate swaps
Financial assets:
Fair Value		6,277
Recurring basis \| Interest rate swaps \| Level 1
Financial assets:
Fair Value		0
Recurring basis \| Interest rate swaps \| Level 2
Financial assets:
Fair Value		6,277
Recurring basis \| Interest rate swaps \| Level 3
Financial assets:
Fair Value		0
Recurring basis \| Credit risk participation agreements
Financial assets:
Fair Value	6	8
Recurring basis \| Credit risk participation agreements \| Level 1
Financial assets:
Fair Value	0	0
Recurring basis \| Credit risk participation agreements \| Level 2
Financial assets:
Fair Value	0	0
Recurring basis \| Credit risk participation agreements \| Level 3
Financial assets:
Fair Value	$ 6	$ 8

Fair value portion of asset recognized for present right to economic benefit.

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