CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION
Securities held to maturity	$ 448.9	$ 380.1
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	25,000,000	25,000,000
Common stock, shares issued	10,931,697	10,920,569
Common stock, shares outstanding	10,931,697	10,920,569