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Retirement Plans (Tables)

12 Months Ended

Dec. 31, 2011

Dec. 31, 2010


	As of December 31, 2011
	Total Fair Value		Quoted prices in active markets Level 1		Significant observable inputs Level 2		Significant unobservable inputs Level 3
	Total Fair Value		Quoted prices in active markets Level 1		Significant observable inputs Level 2		Significant unobservable inputs Level 3
Asset Category
Collective investment funds
Fixed income (a)	$	11,062	$	—	$	11,062	$	—
U.S. equity growth		6,945		—		6,945		—
U.S. equity value		6,952		—		6,952		—
Foreign equity		2,810		—		2,810		—
Money market fund		702		702		—		—

Pension assets at December 31, 2011	$	28,471	$	702	$	27,769	$	—

(a)	As of December 31, 2011, the fixed income fund consisted of a 34% investment in asset and mortgage-backed securities, a 41% investment in U.S. treasury securities, and a 25% investment in corporate bonds.


	As of December 31, 2010
	Total Fair Value		Quoted prices in active markets Level 1		Significant observable inputs Level 2		Significant unobservable inputs Level 3
	Total Fair Value		Quoted prices in active markets Level 1		Significant observable inputs Level 2		Significant unobservable inputs Level 3
Asset Category
Collective investment funds
Fixed income (b)	$	10,626	$	—	$	10,626	$	—
U.S. equity growth		6,607		—		6,607		—
U.S. equity value		6,622		—		6,622		—
Foreign equity		2,658		—		2,658		—
Money market fund		345		345		—		—

Pension assets at December 31, 2010	$	26,858	$	345	$	26,513	$	—

(b)	As of December 31, 2010, the fixed income fund consisted of a 35% investment in asset and mortgage-backed securities, a 41% investment in U.S. treasury securities, and a 24% investment in corporate bonds.


	2010		2009
Cost of revenue	$	—	$	—
Selling, general, and administrative		1,222		—
Research and development		—		—
Restructuring and reorganization		—		1,803

Total costs and expenses	$	1,222	$	1,803

Pension Benefits [Member]


	2011			2010			2009
Net periodic cost
Service cost of benefits	$	774		$	731		$	790
Interest cost		1,819			1,883			1,847
Expected return on plan assets		(2,051	)		(2,118	)		(2,172	)
Amortization of net actuarial loss		1,370			1,052			992
Amortization of prior service cost		—			—			22

Total	$	1,912		$	1,548		$	1,479


Other changes in plan assets and projected benefit obligation recognized in other comprehensive loss (income)
Net actuarial loss (gain) arising this year		7,449			281			(2,295	)
Actuarial loss charged to expense due to settlement		—			—			(1,521	)
Net actuarial loss amortized this year		(1,370	)		(1,052	)		(992	)
Prior service cost amortized this year		—			—			(22	)

Recognized in other comprehensive loss (income)		6,079			(771	)		(4,830	)


Recognized in net periodic pension cost and other comprehensive loss (income)	$	7,991		$	777		$	(3,351	)


	Pension Plan
	2011			2010
Change in projected benefit obligation
At beginning of year	$	36,690		$	34,760
Service cost		774			731
Interest cost		1,819			1,883
Plan participants' contributions		238			231
Actuarial loss		6,122			965
Benefits paid		(1,397	)		(1,880	)

At end of year	$	44,246		$	36,690


Change in fair value of plan assets
At beginning of year	$	26,858		$	24,587
Actual return on plan assets		724			2,802
Employer contribution		2,048			1,118
Plan participants' contributions		238			231
Benefits paid		(1,397	)		(1,880	)

At end of year	$	28,471		$	26,858


Funded status - net pension liability at year end	$	(15,775	)	$	(9,832	)


Amounts recognized in accumulated other comprehensive loss
Net actuarial loss	$	19,744		$	13,665

Estimated amounts of accumulated other comprehensive loss to be recognized as net periodic cost during the subsequent year
Net actuarial loss	$	1,885		$	1,370

Weighted-average assumptions
Discount rate - components of cost		5.09	%		5.52	%
Discount rate - benefit obligations		4.41	%		5.09	%
Expected return on plan assets		8.00	%		8.00	%
Rate of compensation increase		N/A			N/A

Supplemental Retirement Plans [Member]


	2011			2010			2009
Net periodic cost
Service cost of benefits	$	20		$	16		$	93
Interest cost		159			192			318
Amortization of net actuarial loss		153			148			431
Amortization of prior service credit		—			—			(16	)

Total	$	332		$	356		$	826

Other changes in plan assets and projected benefit obligation recognized in other comprehensive loss (income)
Net actuarial loss (gain) arising this year	$	464		$	493		$	(1,104	)
Net actuarial loss amortized this year		(153	)		(148	)		(431	)
Actuarial loss due to settlement		—			(1,222	)		(267	)
Prior service credit due to curtailment		—			—			6
Prior service credit amortized this year		—			—			16

Recognized in other comprehensive loss (income)	$	311		$	(877	)	$	(1,780	)


Recognized in net periodic cost and other comprehensive loss (income)	$	643		$	(521	)	$	(954	)


	Supplemental Plans
	2011			2010
Change in projected benefit obligation
At beginning of year	$	3,204		$	5,720
Service cost		20			16
Interest cost		159			192
Plan participants' contributions		11			6
Actuarial loss		464			493
Benefits paid		(158	)		(3,223	)

At end of year	$	3,700		$	3,204


Change in fair value of plan assets
At beginning of year		—			—
Actual return on plan assets		—			—
Employer contribution		147			3,217
Plan participants' contributions		11			6
Benefits paid		(158	)		(3,223	)

At end of year	$	—		$	—


Funded status - net liability at year end	$	3,700		$	3,204


Amounts recognized in accumulated other comprehensive loss
Net actuarial loss	$	1,863		$	1,552

Estimated amounts of accumulated other comprehensive loss to be recognized as net periodic cost during the subsequent year
Net actuarial loss	$	192		$	153

Weighted-average assumptions
Discount rate
Components of cost		5.09	%		5.52	%
Benefit obligations		4.41	%		5.09	%
Expected return on plan assets		N/A			N/A
Rate of compensation increase		N/A			N/A

Postretirement Plan [Member]


	2011			2010			2009
Net periodic cost
Service cost of benefits	$	38		$	38		$	49
Interest cost		81			89			92
Amortization of net actuarial loss		28			36			43

Total	$	147		$	163		$	184


Other changes in plan assets and projected benefit obligation recognized in other comprehensive loss (income)
Net actuarial loss (gain) arising this year	$	(35	)	$	(79	)	$	(41	)
Net actuarial loss amortized this year		(28	)		(36	)		(43	)

Recognized in other comprehensive loss (income)	$	(63	)	$	(115	)	$	(84	)


Recognized in net periodic cost and other comprehensive loss (income)	$	84		$	48		$	100


	Postretirement Plan
	2011			2010
Change in projected benefit obligation
At beginning of year	$	1,837		$	1,783
Service cost		38			38
Interest cost		81			89
Plan participants' contributions		55			59
Actuarial gain		(35	)		(79	)
Benefits paid		(69	)		(53	)

At end of year	$	1,907		$	1,837


Change in fair value of plan assets
At beginning of year	$	—		$	—
Employer contribution		14			(6	)
Plan participants' contributions		55			59
Benefits paid		(69	)		(53	)

At end of year	$	—		$	—


Funded status - net liability at year end	$	1,907		$	1,837


Amounts recognized in accumulated other comprehensive loss
Net actuarial loss	$	348		$	411

Estimated amounts of accumulated other comprehensive loss to be recognized as net periodic cost during the subsequent year
Net actuarial loss	$	21		$	25

Weighted-average assumptions
Discount rate
Components of cost		4.56	%		5.17	%
Benefit obligations		3.91	%		4.56	%
Expected return on plan assets		N/A			N/A
Rate of compensation increase		N/A			N/A

Benefit Equalization Plan [Member]