Consolidated Statements of Financial Condition (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Assets:
Cash and due from banks	$ 165,766	$ 143,185
Available-for-sale securities:
Encumbered	110,199	110,784
Unencumbered	303,204	273,575
Total available-for-sale securities	413,403	384,359
Held-to-maturity securities, fair value of $2,137,907 and $2,131,371, respectively:
Encumbered	1,113,681	1,147,991
Unencumbered	1,005,861	985,813
Total held-to-maturity securities	2,119,542	2,133,804
Federal Home Loan Bank of New York stock, at cost	141,622	140,754
Loans held-for-sale, net	8,066	7,640
Loans receivable	11,821,867	11,957,448
Allowance for loan losses	(110,500)	(111,600)
Loans receivable, net	11,711,367	11,845,848
Mortgage servicing rights, net	10,585	11,401
Accrued interest receivable	37,208	36,628
Premises and equipment, net	111,562	111,622
Goodwill	185,151	185,151
Bank owned life insurance	432,965	430,768
Real estate owned, net	30,160	35,723
Other assets	168,175	173,138
Total assets	15,535,572	15,640,021
Deposits:
Savings	2,230,516	2,237,142
Money market	2,407,520	2,373,484
NOW and demand deposit	2,301,022	2,198,777
Certificates of deposit	2,467,971	2,695,506
Total deposits	9,407,029	9,504,909
Federal funds purchased	365,000	455,000
Reverse repurchase agreements	1,100,000	1,100,000
Federal Home Loan Bank of New York advances	2,400,000	2,384,000
Other borrowings, net	248,824	248,691
Mortgage escrow funds	162,129	115,400
Accrued expenses and other liabilities	249,300	251,951
Total liabilities	13,932,282	14,059,951
Stockholders’ Equity:
Preferred stock, $1.00 par value; 5,000,000 shares authorized: Series C (150,000 shares authorized; and 135,000 shares issued and outstanding)	129,796	129,796
Common stock, $0.01 par value (200,000,000 shares authorized; 166,494,888 shares issued; and 100,396,907 and 99,940,399 shares outstanding, respectively)	1,665	1,665
Additional paid-in capital	898,788	897,049
Retained earnings	2,002,389	1,992,833
Treasury stock (66,097,981 and 66,554,489 shares, at cost, respectively)	(1,365,888)	(1,375,322)
Accumulated other comprehensive loss	(63,460)	(65,951)
Total stockholders’ equity	1,603,290	1,580,070
Total liabilities and stockholders’ equity	$ 15,535,572	$ 15,640,021