Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flows from operating activities:
Net income	$ 18,723	$ 20,404
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of deferred loan costs, fees and purchased premiums and discounts	1,372	1,835
Net amortization of premiums and discounts on securities	511	635
Net amortization of mortgage servicing rights	55	63
Amortization of intangible assets	602	248
Depreciation and amortization of office properties and equipment	1,874	1,769
Amortization of operating lease right-of-use assets	973	942
Provision for credit losses	175	1,459
Loss on securities transactions	1,295	0
Change in fair value of equity securities	(168)	(79)
Gain on sale of loans, net	(791)	(110)
Net loss on disposal of office properties and equipment	7	28
Deferred tax expense	0	951
(Increase) decrease in accrued interest receivable	(1,228)	526
(Increase) decrease in other assets	(14,166)	27,676
(Decrease) in accrued expenses and other liabilities	(13,915)	(24,970)
Income on bank-owned life insurance	(1,981)	(1,729)
Employee stock ownership plan expense	1,142	1,206
Stock based compensation	1,845	1,915
Decrease in deferred compensation obligations under Rabbi Trust	67	85
Net cash (used in) provided by operating activities	(3,608)	32,854
Cash flows from investing activities:
Proceeds from sales of debt securities available for sale	42,625	0
Proceeds from paydowns/maturities/calls of debt securities available for sale	27,888	89,921
Proceeds from paydowns/maturities/calls of debt securities held to maturity	4,277	10,567
Purchases of debt securities available for sale	0	(47,397)
Proceeds from sales of loans held-for-sale	35,059	2,199
Purchases of loans receivable	(14,729)	0
Net increase in loans receivable	(130,620)	(119,631)
Proceeds from bank-owned life insurance death benefits	336	221
Proceeds from redemptions of Federal Home Loan Bank stock	20,207	16,667
Purchases of Federal Home Loan Bank stock	(46,892)	(19,144)
Additions to office properties and equipment	(1,725)	(865)
Net cash (used in) investing activities	(63,574)	(67,462)
Cash flows from financing activities:
Net (decrease) increase in deposits	(326,958)	24,772
Proceeds from long-term borrowings	111,113	0
Payments on long-term borrowings	(10,000)	0
Net increase in short-term borrowings	478,453	55,446
Increase in advance payments by borrowers for taxes and insurance	2,230	1,404
Exercise of stock options	11	(182)
Purchase of treasury stock	(47,323)	(21,685)
Repurchase of shares for taxes	(133)	(113)
Net cash provided by financing activities	207,393	59,642
Net increase in cash and cash equivalents	140,211	25,034
Cash and cash equivalents at beginning of year	179,228	70,963
Cash and cash equivalents at end of period	319,439	95,997
Cash paid during the period for:
Interest on deposits and borrowings	27,936	5,896
Income tax payments, net of refunds	577	1,849
Non-cash investing and financing activities:
Transfer of loans receivable to loans held-for-sale	34,364	2,089
Excise tax on stock repurchases	$ 475	$ 0