Note 8 - Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Goodwill [Table Text Block]

(In Thousands of Dollars)
	2012		2011
Balance at January 1	$	35,513	$	35,513
Goodwill from acquisitions/(divestitures)		0		0
Balance at December 31	$	35,513	$	35,513

Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]

(In Thousands of Dollars)	2012			2011			2010
Core deposit intangibles resulting from bank and branch acquisitions:
Gross Amount	$	7,930		$	7,930		$	7,930
Accumulated Amortization		(6,965	)		(6,482	)		(5,785	)
Net Carrying Value	$	965		$	1,448		$	2,145

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Year	Amount
2013	$	370
2014		278
2015		185
2016		99
2017		33