Consolidated Statements of Financial Condition (Unaudited) (USD $)	Sep. 30, 2014	Dec. 31, 2013
ASSETS
Cash and due from banks	$ 30,499,000	$ 33,485,000
Securities available for sale:
Mortgage-backed securities ($4,893 and $7,119 at fair value pursuant to the fair value option at September 30, 2014 and December 31, 2013, respectively)	696,209,000	756,156,000
Other securities ($33,799 and $30,163 at fair value pursuant to the fair value option at September 30, 2014 and December 31, 2013 respectively)	288,168,000	261,634,000
Loans held for sale	1,150,000	425,000
Loans:
Loans Receivable	3,634,799,000	3,423,008,000
Net unamortized premiums and unearned loan fees	10,835,000	11,170,000
Allowance for loan losses	(28,344,000)	(31,776,000)
Net loans	3,617,290,000	3,402,402,000
Interest and dividends receivable	17,235,000	17,370,000
Bank premises and equipment, net	19,650,000	20,356,000
Federal Home Loan Bank of New York stock	45,776,000	46,025,000
Bank owned life insurance	111,899,000	109,606,000
Goodwill	16,127,000	16,127,000
Other assets	47,983,000	57,915,000
Total assets	4,891,986,000	4,721,501,000
Due to depositors:
Non-interest bearing	213,219,000	197,343,000
Interest-bearing:
Certificate of deposit accounts	1,299,932,000	1,120,955,000
Savings accounts	251,052,000	265,003,000
Money market accounts	300,011,000	199,907,000
NOW accounts	1,257,851,000	1,416,774,000
Total interest-bearing deposits	3,108,846,000	3,002,639,000
Mortgagors' escrow deposits	41,496,000	32,798,000
Borrowed funds ($29,535 and $29,570 at fair value pursuant to the fair value option at September 30, 2014 and December 31, 2013, respectively)	915,633,000	856,822,000
Securities sold under agreements to repurchase	116,000,000	155,300,000
Other liabilities	44,396,000	44,067,000
Total liabilities	4,439,590,000	4,288,969,000
Commitments and contingencies (Notes 4 & 5)
STOCKHOLDERS' EQUITY
Preferred stock ($0.01 par value; 5,000,000 shares authorized; None issued)
Common stock ($0.01 par value; 100,000,000 shares authorized; 31,530,595 shares issued at September 30, 2014 and December 31, 2013; 29,646,862 shares and 30,123,252 shares outstanding at September 30, 2014 and December 31, 2013, respectively)	315,000	315,000
Additional paid-in capital	205,829,000	201,902,000
Treasury stock, at average cost (1,883,733 shares and 1,407,343 shares at
September 30, 2014 and December 31, 2013, respectively)	(32,314,000)	(22,053,000)
Retained earnings	283,009,000	263,743,000
Accumulated other comprehensive loss, net of taxes	(4,443,000)	(11,375,000)
Total stockholders' equity	452,396,000	432,532,000
Total liabilities and stockholders' equity	4,891,986,000	4,721,501,000
Multi-Family Residential [Member]
Loans:
Loans Receivable	1,806,050,000	1,712,039,000
Commercial Real Estate Loans [Member]
Loans:
Loans Receivable	565,979,000	512,552,000
One-To-Four Family - Mixed-Use Property [Member]
Loans:
Loans Receivable	577,041,000	595,751,000
One-To-Four Family - Residential [Member]
Loans:
Loans Receivable	191,701,000	193,726,000
Co-Operative Apartments [Member]
Loans:
Loans Receivable	9,779,000	10,137,000
Construction [Member]
Loans:
Loans Receivable	5,121,000	4,247,000
Small Business Administration [Member]
Loans:
Loans Receivable	7,536,000	7,792,000
Taxi Medallion [Member]
Loans:
Loans Receivable	22,667,000	13,123,000
Commercial Business And Other [Member]
Loans:
Loans Receivable	$ 448,925,000	$ 373,641,000