Retirement Plans (Tables)

3 Months Ended

Mar. 31, 2013

Retirement Plans [Abstract]

Components of annual benefit cost

The Company's components of annual benefit cost for the defined benefit plans for the periods presented are as follows:

	Three Months Ended March 31,
(In thousands)	2013			2012
Service cost	$	758		$	636
Interest cost		604			677
Expected return on plan assets		(365	)		(359	)
Amortization of prior service cost		43			493
Amortization of actuarial loss		800			189
Defined benefit expense	$	1,840		$	1,636