Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities
Net loss	$ (16,718)	$ (29,744)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization of premises and equipment	1,644	1,411
Change in right-of-use asset	1,974	946
Amortization (accretion) of:
Deferred loan fees, costs, and discounts, net	492	(802)
Premiums and discounts on securities	624	208
Goodwill impairment	0	15,460
Deferred income tax benefit	(7,404)	(5,706)
Dividends on CRA fund	0	(15)
(Recovery) provision for loan losses	(1,699)	2,754
(Loss) gain on sales and calls of securities	0	119
Loss on assets held for sale	21	12,765
Gain (loss) on premises and equipment	79	0
Write-down of real estate owned	0	1,390
Increase in BOLI cash surrender value	(362)	(460)
Issuance of common shares donated to Blue Foundry Charitable Foundation	7,500	0
ESOP expense	554	0
Expense on withdrawal from pension plan	9,232	0
Decrease (increase) in interest and dividends receivable	43	(672)
(Increase) decrease in other assets	(1,323)	886
Increase (decrease) in other liabilities	3,111	(125)
Change in lease liability	(1,439)	(654)
Net cash provided by operating activities	(3,671)	(2,239)
Cash flows from investing activities
Net decrease in loans	29,347	73,158
Purchases of securities available for sale	(134,927)	(96,148)
Purchases of securities held to maturity	(20,362)	0
Sales of equity securities	0	4,178
Proceeds from calls of securities held to maturity	4,000	0
Proceeds from sales and calls of securities available for sale	14,000	11,437
Principal payments and maturities on securities available for sale	47,533	67,609
Redemption (purchase) of Federal Home Loan Bank stock	3,884	(1,899)
Proceeds from Bank owned life insurance	0	275
Purchases of premises and equipment	(9,695)	(3,084)
Net cash used in investing activities	(66,220)	55,526
Cash flows from financing activities
Net (decrease) increase in deposits	(90,567)	28,541
Proceeds of advances from Federal Home Loan Bank	474,600	478,000
Repayments of advances from Federal Home Loan Bank	(556,400)	(435,500)
Net decrease in advances by borrowers for taxes and insurance	(676)	(247)
Net proceeds from issuance of common shares	250,780	0
Net cash provided by financing activities	77,737	70,794
Net increase in cash and cash equivalents	7,846	124,081
Cash and cash equivalents at beginning of period	316,445	124,034
Cash and cash equivalents at end of period	324,291	248,115
Cash paid during the period for:
Interest	11,032	17,707
Income taxes	150	103
Supplemental noncash disclosures
Transfers of assets to held for sale	892	5,695
Lease liabilities arising from obtaining right-of-use assets	$ 3,197	$ 26,467