Pension and Other Postretirement Benefit Plans

6 Months Ended

Jun. 30, 2011

Pension and Other Postretirement Benefit Plans [Abstract]

Pension and Other Postretirement Benefit Plans

Note 11: Pension and Other Postretirement Benefit Plans

The components of net periodic benefit cost (income) for the Corporation’s qualified and nonqualified pension plans and nonqualified postretirement benefits plan are as follows:

	Defined Benefit Pension Plans
	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2011			2010			2011			2010
				(In thousands)
Service cost	$	291		$	313		$	582		$	627
Interest cost		1,208			1,209			2,415			2,418
Expected return on plan assets		(1,582	)		(1,431	)		(3,164	)		(2,862	)
Amortization of prior service credit		—			—			(1	)		(1	)
Amortization of unrecognized net loss		269			124			539			247
Net periodic benefit cost	$	186		$	215		$	371		$	429

	Postretirement Benefits Plan
	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2011			2010			2011			2010
				(In thousands)
Interest cost	$	41		$	54		$	83		$	108
Amortization of prior service credit		(81	)		(81	)		(162	)		(162	)
Amortization of unrecognized net gain		(8	)		—			(16	)		—
Net periodic benefit income	$	(48	)	$	(27	)	$	(95	)	$	(54	)

401(k) Savings Plan expense for the Corporation’s match of participants’ base compensation contributions and a 4% of eligible pay contribution to certain employees who are not grandfathered under the pension plan was $0.7 million and $0.6 million for the three months ended June 30, 2011 and 2010, respectively, and $1.4 million and $1.1 million for the six months ended June 30, 2011 and 2010, respectively.