v2.3.0.15
Marketable Investment Securities, Restricted Cash and Other Investment Securities (Details 2) (USD $)
Sep. 30, 2011
Dec. 31, 2010
Components of our available-for-sale investments  
Accumulated net unrealized gains, net of tax, in accumulated other comprehensive income (loss)$ 138,000,000$ 188,000,000
Debt security795,669,000989,086,000
Total marketable investment securities795,833,000990,423,000
Unrealized Gains (Losses) on Marketable Investment Securities  
Unrealized Gains140,547,000187,899,000
Unrealized Losses(2,973,000)(233,000)
Unrealized Gains Losses, Net137,574,000187,666,000
Contractual maturities of restricted and non-restricted marketable investment securities  
Debt security with contractual maturities of one year or less510,000,000 
Debt securities with contractual maturities greater than one year112,000,000 
Current marketable investment securities - VRDNs
  
Components of our available-for-sale investments  
Debt security178,785,000395,715,000
Other (including restricted)
  
Components of our available-for-sale investments  
Debt Security442,717,000375,814,000
Unrealized Gains (Losses) on Marketable Investment Securities  
Unrealized Gains92,0001,154,000
Unrealized Losses(2,973,000)(233,000)
Unrealized Gains Losses, Net(2,881,000)921,000
Equity securities
  
Components of our available-for-sale investments  
Equity security174,331,000218,894,000
Unrealized Gains (Losses) on Marketable Investment Securities  
Unrealized Gains140,455,000186,745,000
Unrealized Gains Losses, Net$ 140,455,000$ 186,745,000