Condensed Financial Information of Parent Company (Tables)

12 Months Ended

Dec. 31, 2012

Condensed Financial Information Of Parent Company Only Disclosure [Abstract]

Schedule of Condensed Balance Sheet [Table Text Block]

Following are the condensed balance sheets of the Company (parent company only) and the related condensed statements of income and cash flows.

	Condensed Balance Sheets
	December 31,
(In thousands)	2012		2011
Assets
Cash and due from banks	$	22,709	$	26,986
Short-term investments		38,705		95,043
Securities available-for-sale, at fair value		316,771		310,612
Loans, net		156,935		173,854
Investments in subsidiary		67,385		58,582
Premises and equipment, net		10,436		9,305
Other assets		106,247		93,582
Total assets	$	719,188	$	767,964
Liabilities and Shareholders’ Equity
Liabilities:
Accounts and drafts payable		522,761		595,201
Other liabilities		22,214		12,183
Total liabilities		544,975		607,384
Total shareholders’ equity		174,213		160,580
Total liabilities and shareholders’ equity	$	719,188	$	767,964

Schedule of Condensed Income Statement [Table Text Block]

	Condensed Statement of Income
	For the Years Ended December 31,
(In thousands)	2012			2011		2010
Income from subsidiary:
Interest	$	24		$	18	$	24
Management fees		1,955			1,794		1,849
Income from subsidiary		1,979			1,812		1,873
Information services revenue		66,417			60,688		54,183
Net interest income after provision		17,563			19,933		18,373
Gain on sales of investment securities		3,145			43		—
Other income		535			701		549
Total income		89,639			83,177		74,978
Expenses:
Salaries and employee benefits		55,981			50,296		45,598
Other expenses		14,492			14,462		13,205
Total expenses		70,473			64,758		58,803
Income before income tax and equity in undistributed income
of subsidiary		19,166			18,419		16,175
Income tax expense		2,914			3,156		2,955
Income before undistributed income of subsidiary		16,252			15,263		13,220
Equity in undistributed income of subsidiary		7,523			7,746		7,090
Intercompany elimination		(472	)		—		—
Net income	$	23,303		$	23,009	$	20,310

Schedule of Condensed Cash Flow Statement [Table Text Block]

Condensed Statements of Cash Flows
	For the Years Ended December 31,
(In thousands)	2012			2011			2010
Cash flows from operating activities:
Net income	$	23,303		$	23,009		$	20,310
Adjustments to reconcile net income to net cash provided
by (used in) operating activities:
Equity in undistributed income of subsidiary		(7,523	)		(7,746	)		(7,090	)
Net change in other assets		(3,338	)		(19,669	)		(4,463	)
Net change in other liabilities		5,603			1,655			(4,930	)
Amortization of stock-based awards		1,201			1,390			1,472
Other, net		(2,673	)		(7,497	)		—
Net cash provided by (used in) operating activities		16,573			(8,858	)		5,299
Cash flows from investing activities:
Net increase in securities		(7,697	)		(37,329	)		(45,173	)
Net decrease (increase) in loans		16,319			19,068			(19,911	)
Purchases of premises and equipment, net		(3,555	)		(2,107	)		(1,166	)
Net cash provided by (used in) investing activities		5,067			(20,368	)		(66,250	)
Cash flows from financing activities:
Net (decrease) increase in accounts and drafts payable		(72,440	)		79,094			85,856
Cash dividends paid		(7,361	)		(6,279	)		(5,448	)
Purchase of common shares for treasury		—			—			(467	)
Other financing activities		(2,454	)		(1,177	)		(275	)
Net cash (used in) provided by financing activities		(82,255	)		71,638			79,666
Net (decrease) increase in cash and cash equivalents		(60,615	)		42,412			18,715
Cash and cash equivalents at beginning of year		122,029			79,617			60,902
Cash and cash equivalents at end of year	$	61,414		$	122,029		$	79,617