Condensed Consolidated Statements of Financial Condition (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Assets
Cash and due from banks	$ 77,485	$ 98,724
Interest-bearing bank deposits	4,497	4,258
Securities available for sale, at fair value	1,306,687	1,171,303
Other investments	33,913	28,228
Loans:
Portfolio loans	4,229,752	4,204,704
Allowance for credit losses	(57,452)	(67,187)
Net loans	4,172,300	4,137,517
Premises and equipment, net	67,751	68,970
Other real estate owned	15,603	11,262
Goodwill	159,956	159,956
Amortizing intangibles, net	1,721	2,375
Bank owned life insurance	172,346	170,925
Other assets	140,757	141,872
Total assets	6,153,016	5,995,390
Deposits (all domestic):
Noninterest-bearing	900,940	883,269
Interest-bearing	3,832,107	3,674,612
Total deposits	4,733,047	4,557,881
Short-term borrowings	441,848	356,227
Subordinated debentures	72,167	105,750
Other long-term debt	144,615	174,471
Total long-term debt	216,782	280,221
Other liabilities	50,664	55,054
Total liabilities	5,442,341	5,249,383
Shareholders’ Equity
Preferred stock, $1 par value per share, 3,000,000 shares authorized, none issued	0	0
Common stock, $1 par value per share, 200,000,000 shares authorized; 105,563,455 shares issued at June 30, 2013 and December 31, 2012, and 96,442,161 and 99,629,494 shares outstanding at June 30, 2013 and December 31, 2012, respectively	105,563	105,563
Additional paid-in capital	365,352	365,354
Retained earnings	321,135	315,608
Accumulated other comprehensive (loss) income, net	(16,722)	1,259
Treasury stock (9,121,294 and 5,933,961 shares at June 30, 2013 and December 31, 2012, respectively)	(64,653)	(41,777)
Total shareholders’ equity	710,675	746,007
Total liabilities and shareholders’ equity	$ 6,153,016	$ 5,995,390