RETIREMENT AND POSTRETIREMENT BENEFITS OTHER THAN PENSION PLANS (Tables)

9 Months Ended

Sep. 30, 2012

Pension Plans, Defined Benefit

Net Periodic Pension and Postretirement Benefit Expense

Net periodic pension expense reflected in the accompanying condensed consolidated statements of operations included the following components for the respective periods (in thousands):

	Three months ended						Nine months ended
	September 30,						September 30,
	2012			2011			2012			2011
Interest cost	$	1,086		$	1,208		$	3,260		$	3,625
Expected return on plan assets		(1,173	)		(1,333	)		(3,519	)		(4,000	)
Amortization of net actuarial loss		1,170			619			3,510			1,857
Total net periodic pension expense	$	1,083		$	494		$	3,251		$	1,482

Other Postretirement Benefit Plans, Defined Benefit

Net Periodic Pension and Postretirement Benefit Expense

Net postretirement benefit expense reflected in the accompanying condensed consolidated statements of operations included the following components for the respective periods (in thousands):

	Three months ended						Nine months ended
	September 30,						September 30,
	2012			2011			2012			2011
Service cost	$	14		$	14		$	43		$	43
Interest cost		254			257			761			772
Amortization of net actuarial loss		176			—			528			—
Amortization of prior service credit		(109	)		—			(326	)		—
Amortization of curtailment gain		(21	)		(61	)		(65	)		(183	)
Total net postretirement benefit expense	$	314		$	210		$	941		$	632