PENSION AND OTHER POSTRETIREMENT BENEFITS (Tables)

12 Months Ended

Dec. 31, 2011

PENSION AND OTHER POSTRETIREMENT BENEFITS

Schedule of status of plans

	Pension Benefits						Other Benefits
	2011			2010			2011			2010
Change in projected benefit obligation:
Projected benefit obligation at January 1	$	196,820		$	178,857		$	26,783		$	25,087
Service cost		10,634			10,401			476			452
Interest cost		11,211			10,811			1,114			1,481
Participant contributions		137			280			(12,218	)		565
Actuarial loss (gain)		23,180			130			(2,939	)		1,450
Benefits paid		(4,179	)		(3,272	)		699			(1,879	)
Liability gain due to Curtailment		(5,361	)		(387	)		(2,030	)		(373	)
Projected benefit obligation at December 31	$	232,442		$	196,820		$	11,885		$	26,783
Accumulated benefit obligation, December 31	$	226,051		$	184,933		$	—		$	—
Change in plan assets:
Fair value of plan assets at January 1	$	152,015		$	128,331		$	—		$	—
Actual return on plan assets		1,277			16,676			—			—
Employer contributions		9,981			10,000			1,331			1,314
Participant contributions		137			280			699			565
Benefits paid		(4,179	)		(3,272	)		(2,030	)		(1,879	)
Fair value of plan assets at December 31	$	159,231		$	152,015		$	—		$	—
Funded status	$	(73,211	)	$	(44,805	)	$	(11,885	)	$	(26,783	)

Schedule of weighted-average assumptions used in computing the benefit obligation

	Pension Benefits						Other Benefits
	2011			2010			2011			2010
Discount rate		5.15	%		5.75	%		3.40 - 5.05	%		4.65 - 5.85	%
Expected return on plan assets		7.10			8.20			N/A			N/A
Rate of compensation increase		2.50			2.50			N/A			N/A

Schedule of pension plan investments measured at fair value

	Level 1		Level 2		Level 3		Total
Equity Securities
U.S. equity securities	$	79,773		—		—	$	79,773
Non-U.S. equity securities		14,282		—		—		14,282
Debt Securities
Fixed income funds and cash investment funds		65,176		—		—		65,176
December 31, 2011	$	159,231		—		—	$	159,231

	Level 1		Level 2		Level 3		Total
Equity Securities
U.S. equity securities	$	83,050		—		—	$	83,050
Non-U.S. equity securities		14,561		—		—		14,561
Debt Securities
Fixed income funds and cash investment funds		54,404		—		—		54,404
December 31, 2010	$	152,015		—		—	$	152,015

Schedule of amounts related to the Company's pension plan recognized in consolidated balance sheet

	Pension Benefits						Other Benefits
	2011			2010			2011			2010
	(in thousands)						(in thousands)
Amounts recognized in the consolidated balance sheet consist of:
Current liabilities	$	(16,875	)	$	(10,675	)	$	(1,229	)	$	(1,494	)
Noncurrent liabilities		(56,336	)		(34,130	)		(10,656	)		(25,289	)
Net amount recognized	$	(73,211	)	$	(44,805	)	$	(11,885	)	$	(26,783	)

Schedule of amounts related to the Company's pension plan recognized in other comprehensive income

	Pension Benefits				Other Benefits
	2011		2010		2011			2010
	(in thousands)				(in thousands)
Amounts recognized in accumulated other comprehensive income before taxes:
Net actuarial loss	$	61,918	$	34,363	$	4,539		$	8,360
Prior service cost (benefit)		39		140		(11,793	)		(6,843	)
Net amount recognized	$	61,957	$	34,503	$	(7,254	)	$	1,517

Schedule of amounts related to other changes in the pension benefit obligation recognized in other comprehensive income

	Pension Benefits						Other Benefits
	2011			2010			2011			2010
Net actuarial (gain)/loss	$	29,546		$	(5,262	)	$	(2,939	)	$	1,450
Prior service cost/(credit)		—			—			(12,218	)		—
Amortization of:
Prior service cost/(credit)		(101	)		(61	)		7,268			1,169
Actuarial (gain)/loss		(1,996	)		(1,058	)		(882	)		(553	)
Total recognized in OCI	$	27,449		$	(6,381	)	$	(8,771	)	$	2,066

Schedule of components of the net periodic benefit cost

	Pension Benefits									Other Benefits
	2011			2010			2009			2011			2010			2009
Service cost	$	10,634		$	10,401		$	10,053		$	476		$	452		$	429
Interest cost		11,211			10,811			9,981			1,114			1,481			1,477
Expected return on plan assets		(13,008	)		(11,671	)		(10,644	)		—			—			—
Amortization of prior service cost		32			61			74			(1,754	)		(1,205	)		(1,295	)
Recognized actuarial loss		1,996			1,058			351			882			553			542
Curtailment (benefit) expense	$	69			—			27		$	(5,514	)	$	(338	)		(1,090	)
Net periodic benefit cost	$	10,934		$	10,660		$	9,842		$	(4,796	)	$	943		$	63

Schedule of weighted-average assumptions used to determine net periodic benefit cost

	Pension Benefits									Other Benefits
	2011			2010			2009			2011			2010			2009
Discount rate		4.95 - 5.75	%		6.10	%		6.50	%		3.50 - 4.65	%		6.10	%		6.50	%
Expected return on plan assets		8.20			8.15			8.25			N/A			N/A			N/A
Rate of compensation increase		2.50			4.00			4.00			N/A			N/A			N/A

Schedule of weighted-average asset allocations by asset category

	Plan Assets at December 31
Asset Category	2011			2010
Temporary Investment Funds		4	%		2	%
Equity Investment Funds		59			64
Fixed Income Funds		37			34
Total		100	%		100	%

Estimated future benefit payments under our pension and other postretirement plans

	Pension Benefits		Other Benefits
	(in thousands)
2012	$	5,111	$	1,229
2013		6,035		1,245
2014		7,025		1,317
2015		8,164		1,316
2016		9,313		1,149
2017 - 2021		67,557		4,077