Securities (Details 5) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013
Schedule of the contractual maturity of securities available for sale, excluding equity securities
1 year or less, Amortized Cost	$ 35,468
1 year - 5 years, Amortized Cost	121,517
5 years - 10 years, Amortized Cost	176,162
After 10 years, Amortized Cost	48,700
Total, Amortized Cost	381,847
1 year or less, Fair Value	35,749
1 year - 5 years, Fair Value	124,627
5 years - 10 years, Fair Value	185,331
After 10 years, Fair Value	49,136
Total, Fair Value	394,843
Total debt securities, Amortized Cost	737,336
Total debt securities, Fair Value	759,413
Residential & multi-family mortgage [Member]
Schedule of the contractual maturity of securities available for sale, excluding equity securities
Mortgage & asset backed securities, Amortized Cost	289,153
Mortgage & asset backed securities, Fair Value	296,305
Pooled SBA [Member]
Schedule of the contractual maturity of securities available for sale, excluding equity securities
Mortgage & asset backed securities, Amortized Cost	65,069
Mortgage & asset backed securities, Fair Value	67,001
Commercial mortgage [Member]
Schedule of the contractual maturity of securities available for sale, excluding equity securities
Mortgage & asset backed securities, Amortized Cost	1,267
Mortgage & asset backed securities, Fair Value	$ 1,264

Available for sale securities debt maturities debt securities fair value.

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