Consolidated Balance Sheet - Unaudited (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
ASSETS
Available-for-sale (AFS), at amortized cost	$ 7,904,546	$ 5,470,523
Available for sale debt investment securities pledged as collateral, fair value	590,858	588,484
Allowance for loan losses	607,506	619,983
Loans held-for-investment pledged as collateral	23,591,704	23,263,517
Premises and equipment, accumulated depreciation	$ 130,926	$ 127,884
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)	167,716,333	167,240,600
Treasury stock, shares (in shares)	25,873,297	25,675,371

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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