Related Party Transactions (Tables)

6 Months Ended

Jun. 30, 2012

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
Revenues (included in income from discontinued operations) from Telesat satellite construction contracts	$	22,501	$	33,587	$	46,712	$	75,825
Milestone payments received from Telesat		15,726		41,121		34,305		72,118