Defined Benefit Pension Plans (Tables)

3 Months Ended

Mar. 31, 2014

Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]

Components of Net Periodic Benefit Cost

The composition of net periodic benefit cost was as follows for the periods indicated:

(Dollars in thousands)	Qualified Pension Plan							Non-Qualified Retirement Plans
Three months ended March 31,		2014			2013				2014		2013
Service cost			$538			$730				$12		$50
Interest cost		723			719				120		115
Expected return on plan assets		(1,016		)	(925		)		—		—
Amortization of prior service cost		(6		)	(8		)		—		—
Recognized net actuarial loss		115			414				16		49
Net periodic benefit cost			$354			$930				$148		$214