Discontinued Operations (Tables)
 12 Months Ended
Dec. 31, 2014
Discontinued Operations and Disposal Groups [Abstract]  
Major Components of Loss from Discontinued Operations, Assets and Liabilities Classified as Held for Sale
The major components of loss from discontinued operations related to Nextel Chile and Nextel Peru were as follows (in thousands):
 
Year Ended December 31,
 
2014
 
2013
 
2012
Operating revenues
$
38,596

 
$
265,979

 
$
393,227

Operating expenses
(228,578
)
 
(443,166
)
 
(1,010,229
)
Other expense, net
(19,989
)
 
(34,576
)
 
(2,443
)
Loss before income tax provision
(209,971
)
 
(211,763
)
 
(619,445
)
Income tax provision
—

 
(900
)
 
(63,965
)
 
(209,971
)
 
(212,663
)
 
(683,410
)
Gain (loss) on disposal of Nextel Chile and Nextel Peru
29,585

 
(2,848
)
 
—

Loss from discontinued operations, net of income taxes
$
(180,386
)
 
$
(215,511
)
 
$
(683,410
)
Schedule of Discontinued Operations, Balance Sheet [Table Text Block]
The components of assets and liabilities related to discontinued operations as of December 31, 2013, all of which related to Nextel Chile, consisted of the following (in thousands):

 
December 31, 2013
ASSETS
Cash and cash equivalents
$
3,448

Accounts receivable, net of allowance for doubtful accounts of $6,762
11,157

Handset and accessory inventory
5,965

Prepaid expenses and other
38,526

Property, plant and equipment, net
50,515

Intangible assets, net
13,300

Other assets
46,020

    Total assets
$
168,931

LIABILITIES
Accounts payable
$
22,928

Accrued expenses and other
13,841

Other long-term liabilities
5,326

    Total liabilities
$
42,095