Pension Benefit Cost (Tables)

9 Months Ended

Sep. 30, 2012

Pension Benefit Cost [Abstract]

Components of retirement benefit cost

	Three Months Ended September 30,						Nine Months Ended September 30,
(in thousands)	2012			2011			2012			2011
Defined benefit pension plans
Interest cost	$	847		$	955		$	2,610		$	2,865
Expected return on plan assets		(1,055	)		(1,018	)		(3,165	)		(3,053	)
Amortization of unrecognized:
Prior service cost		8			8			23			23
Net actuarial loss		761			833			2,346			2,498
Net pension cost		561			778			1,814			2,333
Supplemental pension plans
Interest cost		11			189			221			567
Amortization of unrecognized:
Net actuarial loss		6			5			29			14
Net pension cost		17			194			250			581
Postretirement benefit plans
Interest cost		19			(43	)		59			245
Amortization of unrecognized:
Prior service cost		(229	)		(107	)		(688	)		(251	)
Net actuarial gain		(45	)		37			(135	)		(107	)
Net postretirement benefit cost		(255	)		(113	)		(764	)		(113	)
Defined contribution retirement and 401(k) plans
Employer contributions		403			—			1,341			—
Total periodic benefit cost	$	726		$	859		$	2,641		$	2,801

Estimated fair values of Citizens' pension plan assets

The estimated fair values of Citizens’ pension plan assets follows.

September 30, 2012
(in thousands)	Total		Level 1		Level 2		Level 3
Asset Category
Short-term pooled money fund	$	2,880	$	—	$	2,880	$	—
Equity securities
Large cap		19,005		—		19,005		—
Mid-cap		4,639		—		4,639		—
Small-cap		6,631		—		6,631		—
International equity		9,967		—		9,967		—
Fixed income securities
Intermediate term fixed		22,105		—		22,105		—
Total	$	65,227	$	—	$	65,227	$	—