Marketable Investment Securities, Restricted Cash and Cash Equivalents, and Other Investment Securities (Details 5) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Fair value of marketable investment securities in a loss position
Total	$ 2,254,424	$ 2,293,845
Unrealized loss on marketable investment securities in a loss position
Total	(9,204)	(9,879)
Debt securities
Fair value of marketable investment securities in a loss position
Less than 12 Months	1,979,006	2,208,930
12 Months or More	219,053	84,915
Unrealized loss on marketable investment securities in a loss position
Less than 12 Months	(1,322)	(3,106)
12 Months or More	(3,223)	(6,773)
Equity securities
Fair value of marketable investment securities in a loss position
Less than 12 Months	56,365
Unrealized loss on marketable investment securities in a loss position
Less than 12 Months	$ (4,659)

Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563

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Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position.

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This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities.

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-Publisher FASB

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