Consolidated Statements Of Financial Condition (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Consolidated Statements Of Financial Condition [Abstract]
Held to maturity securities, fair value	$ 13,659	$ 15,885
Available for sale securities, amortized cost	358,317	253,869
Covered loans receivable, loss share	$ 6,714	$ 10,073
Serial preferred stock, par value	$ 1,000
Serial preferred stock, shares authorized	2,000,000	2,000,000
Serial preferred stock, shares issued	0	70,000
Serial preferred stock, shares outstanding	0	70,000
Common stock, par value	$ 1	$ 1
Common stock, shares authorized	40,000,000	40,000,000
Common stock, shares issued	19,529,705	19,444,213
Common stock, shares outstanding	19,529,721	19,444,213