Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash flows from operating activities:
Net income	$ 14,407	$ 18,565
Adjustments to reconcile net income to net cash provided by operating activities:
Net amortization on loans	2,136	2,310
Net amortization on securities and borrowings	1,601	1,822
Net provision for loan and real estate losses credited to operations	(2,084)	(2,918)
Depreciation and amortization	3,422	3,694
Net gain on sales of loans and securities	(610)	(518)
Mortgage servicing rights amortization and valuation allowance adjustments, net	238	1,404
Stock-based compensation	1,725	1,581
Deferred income tax (benefit) expense	(1,695)	75
Originations of loans held-for-sale	(30,585)	(27,258)
Proceeds from sales and principal repayments of loans held-for-sale	36,198	28,288
Decrease (increase) in accrued interest receivable	516	(1,143)
Bank owned life insurance income and insurance proceeds received, net	(2,152)	(2,289)
Decrease in other assets	3,935	2,572
Increase in accrued expenses and other liabilities	3,916	1,219
Net cash provided by operating activities	30,968	27,404
Cash flows from investing activities:
Originations of loans receivable	(203,866)	(309,871)
Loan purchases through third parties	(59,167)	(29,048)
Principal payments on loans receivable	471,853	482,897
Proceeds from sales of delinquent and non-performing loans	300	400
Purchases of securities held-to-maturity	(192,645)	(354,392)
Principal payments on securities held-to-maturity	162,092	206,196
Principal payments on securities available-for-sale	13,279	11,447
Proceeds from sales of securities available-for-sale	0	23,065
Purchases of Federal Home Loan Bank of New York stock	(5,286)	(25,548)
Redemptions of Federal Home Loan Bank of New York stock	22,927	25,103
Proceeds from sales of real estate owned, net	4,993	7,863
Purchases of premises and equipment, net of proceeds from sales	(600)	(2,108)
Net cash provided by investing activities	213,880	36,004
Cash flows from financing activities:
Net increase (decrease) in deposits	113,192	(54,488)
Net increase (decrease) in borrowings with original terms of three months or less	110,000	(270,000)
Proceeds from borrowings with terms greater than three months	300,000	550,000
Repayments of borrowings with original terms greater than three months	(800,000)	(345,000)
Net increase in mortgage escrow funds	47,497	47,796
Proceeds from sales of treasury stock	34	41
Cash dividends paid to stockholders	(6,243)	(6,247)
Net tax benefit excess from stock-based compensation	0	3
Net cash used in financing activities	(235,520)	(77,895)
Net increase (decrease) in cash and cash equivalents	9,328	(14,487)
Cash and cash equivalents at beginning of period	129,944	200,538
Cash and cash equivalents at end of period	139,272	186,051
Supplemental disclosures:
Interest paid	27,024	27,977
Income taxes paid	269	4,613
Additions to real estate owned	3,755	965
Loans transferred to held-for-sale	$ 300	$ 0