Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2011

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Stock-Based Compensation Costs

	For the Year Ended December 31,
	2011		2010		2009
Cost of revenue	$	252	$	252	$	252
Selling, general and administrative		10,687		8,317		7,152
Total	$	10,939	$	8,569	$	7,404

Fair Value Assumptions Used For Stock Options Grants

	2011			2010			2009
Fair value assumptions:
Expected life in years		5.14			5.08			5.05
Expected volatility		43.65	%		42.72	%		47.11	%
Expected dividend yield		0.00	%		0.00	%		0.00	%
Risk-free interest rate		1.45	%		2.06	%		2.33	%

Summary Of Outstanding Options

	Number of Shares			Weighted   Average Exercise Price Per Share		Weighted Average Remaining   Contractual   Term (In Years)		Aggregate   Intrinsic Value
Outstanding at January 1, 2011		3,783,429			17.51
Granted		1,105,039			11.11
Exercised		(7,558	)		11.97
Canceled		(541,892	)		16.19
Forfeited		(22,149	)		11.34
Outstanding at December 31, 2011		4,316,869			16.04		6.97		51,275
Vested and expected to vest at December 31, 2011		4,316,869			16.04		6.97		51,275
Exercisable at December 31, 2011		2,421,685			18.62		6.91		48,275

Activity Occurred Under Plans

(in thousands)	2011		2010		2009
Total intrinsic value of stock options exercised	$	15	$	1,038	$	594
Total fair value of stock awards vested		2,804		749		515
Total fair value of shared performance stock awards vested		-		-		855

Changes In Non-Vested Restricted Stock Awards And Non-Vested Shared Performance Stock Awards

Restricted stock units:	Number of Shares			Weighted Average Grant Date Fair Value
Non-vested balance at January 1, 2011		756,186			11.09
Granted		474,766			11.19
Vested		(240,434	)		11.66
Forfeited		(229,891	)		10.99
Non-vested balance at December 31, 2011		760,627			11.73
Shared performance stock awards:
Non-vested balance at January 1, 2011		395,978			12.72
Granted		146,026			11.15
Vested		-			-
Forfeited		(35,737	)		12.55
Non-vested balance at December 31, 2011		506,267			13.98

Shares Used For Computing Basic And Diluted Loss Per Share

	2011		2010		2009
Weighted average common shares - basic		60,097,551		61,363,522		61,643,892
Dilutive effect of options, unvested restricted shares and other common stock equivalents		-		-		-
Weighted average shares - diluted		60,097,551		61,363,522		61,643,892

Accumulated Other Comprehensive Loss

	December 31,
	2011			2010
Foreign currency translation adjustment	$	(4,546	)	$	1,443
Unamortized benefit plan costs, net of tax		(74,623	)		(55,262	)
Unrealized loss on investments, net of tax		(308	)		(298	)
Accumulated other comprehensive loss	$	(79,477	)	$	(54,117	)

Black-Scholes Option Pricing Model [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Fair Value Assumptions Used For Stock Options Grants

	2011			2010			2009
Fair value assumptions:
Expected life in years		4.99			6.51			6.45
Expected volatility		43.34	%		44.29	%		46.86	%
Expected dividend yield		0.00	%		0.00	%		0.00	%
Risk-free interest rate		0.19	%		2.08	%		2.38	%