CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
ASSETS
AFS debt securities, amortized cost	$ 7,072,240	$ 6,879,225
HTM debt securities, fair value	2,502,674	2,455,171
Allowance for loan losses	619,893	595,645
Premises and equipment, accumulated depreciation	$ 150,767	$ 148,126
STOCKHOLDERS’ EQUITY
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	200,000,000	200,000,000
Common stock, shares issued (in shares)	169,199,767	168,459,045
Treasury stock, shares (in shares)	27,803,967	27,511,199