Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012
Assets
Cash and due from banks	$ 168,106		$ 98,144
Interest-earning deposits with banks	48,219		117,330
Securities
Securities available for sale	356,862		329,286
Securities held to maturity (fair value $346,455 and $185,824)	350,652		178,318
Total securities	707,514		507,604
Loans held for sale (at fair value)	8,882		48,187
Loans
Commercial and industrial	784,202		687,511
Commercial real estate	2,249,260		2,122,153
Commercial construction	223,859		188,768
Small business	77,240		78,594
Residential real estate	541,443		612,881
Home equity - 1st position	497,075		487,246
Home equity - 2nd position	325,066		314,903
Other consumer	20,162		26,955
Total loans	4,718,307	[1]	4,519,011	[1]
Less: allowance for loan losses	(53,239)		(51,834)
Net loans	4,665,068		4,467,177
Federal Home Loan Bank stock	39,926		41,767
Bank premises and equipment, net	64,950		55,227
Goodwill	170,421		150,391
Identifiable intangible assets	12,221		11,753
Cash surrender value of life insurance policies	100,406		97,261
Other real estate owned and other foreclosed assets	7,633		12,150
Other assets	105,888		149,994
Total assets	6,099,234		5,756,985
Deposits
Demand deposits	1,369,432		1,248,394
Savings and interest checking accounts	1,940,153		1,691,187
Money market	933,205		853,971
Time certificates of deposit over $100,000	297,984		317,438
Other time certificates of deposits	445,644		435,687
Total deposits	4,986,418		4,546,677
Borrowings
Advances from Federal Home Loan Banks	140,294		271,569
Short-term Debt	154,288		165,359
Wholesale repurchase agreements	50,000		50,000
Junior subordinated debentures	73,906		74,127
Subordinated debentures	30,000		30,000
Total borrowings	448,488		591,055
Other liabilities	72,788		89,933
Total liabilities	5,507,694		5,227,665
Commitments and contingencies
Stockholders' Equity
Preferred stock, $.01 par value. authorized: 1,000,000 shares outstanding: none
Common stock, $.01 par value. authorized: 75,000,000 issued and outstanding : 23,805,984 shares in 2013 and 22,774,009 shares in 2012 (includes 268,290 and 264,124 shares of unvested participating restricted stock awards, respectively)	235		225
Shares held in rabbi trust at cost: 178,765 shares in 2013 and 179,814 shares in 2012	(3,404)		(3,179)
Deferred compensation obligation	3,404		3,179
Additional paid in capital	305,179		269,950
Retained earnings	293,560		263,671
Accumulated other comprehensive loss, net of tax	(7,434)		(4,526)
Total stockholders' equity	591,540		529,320
Total liabilities and stockholders' equity	$ 6,099,234		$ 5,756,985

[1] The amount of deferred fees included in the ending balance was $2.3 million, $3.1 million, and $2.9 million at December 31, 2013, 2012, and 2011, respectively.