Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Dec. 31, 2011

Accumulated Other Comprehensive Loss [Abstract]

Schedule Of Components Of Accumulated Other Comprehensive Loss

	Derivatives			Unrealized Gains (Losses) on Investments			Postretirement Benefits			Proportionate Share of  Telesat Other Comprehensive Loss			Accumulated Other Comprehensive Loss
Balance at January 01, 2009	$	18,182		$	117		$	(65,029	)	$	—		$	(46,730	)
Period Change		(11,900	)		658			233			(5,139	)		(16,148	)
Balance at December 31, 2009	$	6,282		$	775		$	(64,796	)	$	(5,139	)	$	(62,878	)
Period Change		(13,035	)		340			(17,251	)		(3,049	)		(32,995	)
Balance at December 31, 2010	$	(6,753	)	$	1,115		$	(82,047	)	$	(8,188	)	$	(95,873	)
Period Change		5,447			(535	)		(50,648	)		(12,866	)		(58,602	)
Balance at December 31, 2011	$	(1,306	)	$	580		$	(132,695	)	$	(21,054	)	$	(154,475	)

Schedule Of Other Comprehensive Income (Loss) And Related Income Tax Effects

	Year Ended December 31,
	2011			2010			2009
Derivatives:
Unrealized loss on foreign currency hedges, net of tax benefit of $3,549 and $6,368 in 2011 and 2010, respectively	$	(5,272	)	$	(9,422	)	$	(94	)
Less: reclassification adjustment for loss (gain) included in net income, net of tax provision of $7,216 in 2011 and tax benefit of $2,441 in 2010		10,719			(3,613	)		(11,806	)
Unrealized gain (loss) on derivatives, net		5,447			(13,035	)		(11,900	)
Unrealized gain (loss) on investments:
Unrealized gain (loss) on available-for-sale securities, net of tax benefit of $360 in 2011 and tax provision of $230 in 2010		(535	)		340			658
Postretirement benefits:
Net actuarial losses and prior service credits, net of tax benefit of $34,424 and $11,254 in 2011 and 2010, respectively		(51,172	)		(16,637	)		(179	)
Amortization of actuarial gains and prior service credits, net of tax provision of $352 in 2011 and tax benefit of $415 in 2010		524			(614	)		412
Postretirement benefits		(50,648	)		(17,251	)		233
Proportionate share of Telesat other comprehensive loss:
Proportionate share of Telesat other comprehensive loss, net of tax benefit of $8,651 and $2,052 in 2011 and 2010, respectively		(12,866	)		(3,049	)		(5,139	)
Other comprehensive loss	$	(58,602	)	$	(32,995	)	$	(16,148	)