Borrowings (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Customer Repurchase Agreements

The following table details key information pertaining to customer repurchase agreements on an overnight basis for the periods indicated:

(Dollars in thousands)	2014			2013			2012
Balance at December 31	$	41,974		$	37,256		$	96,282
Weighted average interest rate at year end	0.06		%	0.07		%	0.07		%
Maximum amount outstanding at any month's end	$	43,266		$	110,228		$	117,291
Average amount outstanding during the year	41,048			72,211			106,206
Weighted average interest rate during the year	0.06		%	0.06		%	0.13		%