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Arrangements with Variable Interest Entities and Joint Ventures (Tables)
12 Months Ended
Dec. 31, 2012
Arrangements with Variable Interest Entities and Joint Ventures [Abstract]  
Schedule of Variable Interest Entities
The aggregate carrying amount and classification of the assets and liabilities of Savary Island, excluding intercompany accounts and transactions, as of December 31, 2011 are presented in the table below (in thousands):

 
 
December 31,
2011
Assets
 
 
Cash and cash equivalents
 
$
7,084

Wireless licenses
 
41,947

Assets held for sale (1)
 
85,190

Total assets
 
$
134,221

Liabilities
 
 
Other current liabilities
 
$
5

Total liabilities
 
$
5


(1)
Represents the carrying value of wireless licenses sold by Savary Island to Verizon Wireless on August 28, 2012 under the license sale transaction discussed in Note 6.

Redeemable Noncontrolling Interest
The following table provides a summary of the changes in value of the Company's redeemable non-controlling interests (in thousands):

 
Year Ended December 31,
 
2012
 
2011
Beginning balance, January 1
$
95,910

 
$
104,788

Accretion of redeemable non-controlling interests, before tax
28

 
(7,844
)
Purchase of membership units of non-controlling interests
(5,250
)
 

Loans made to joint venture partner
(8,255
)
 

Optional distribution made to joint venture partner
(16,243
)
 

Other
(1,673
)
 
(1,034
)
Ending balance, December 31,
$
64,517

 
$
95,910