Licenses and Goodwill 2 (Details) (USD $)	12 Months Ended
Dec. 31, 2009	Dec. 31, 2008
Indefinite Lived Intangible Assets Including Goodwill [Abstract]
Loss on impairment of intangible assets - built licenses	$ 14,000,000	$ 56,100,000
Loss on impairment of intangible assets - unbuilt licenses		330,600,000
Loss on impairment of intangible assets	$ 14,000,000	$ 386,653,000

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an indefinite-lived intangible asset, other than goodwill, to fair value.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 46

-Subparagraph b

Name:	us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration