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Intangible Assets (Tables)
 12 Months Ended
Dec. 31, 2013
Intangible Assets, Net (Excluding Goodwill) [Abstract]  
Schedule of Intangible Assets, Other Than Goodwill
The following tables provide information regarding our intangible assets, other than goodwill:

 
December 31, 2012
(In thousands)
Gross carrying amount
 
Accumulated amortization
 
Net carrying amount
Intangible assets:
 
 
 
 
 
Licenses
$
30,620

 
$
(16,826
)
 
$
13,794

Purchased technologies
8,762

 
(5,062
)
 
3,700

Domain name purchases
446

 
(441
)
 
5

Non-compete agreements
1,900

 
(1,186
)
 
714

Customer relationships
5,725

 
(4,477
)
 
1,248

Trademarks, tradenames and patents
3,062

 
(1,671
)
 
1,391

Other
4,040

 
(1,090
)
 
2,950

Total
$
54,555

 
$
(30,753
)
 
$
23,802


 
December 31, 2013
(In thousands)
Gross carrying amount
 
Accumulated amortization
 
Net carrying amount
Intangible assets:
 
 
 
 
 
Licenses
$
31,443

 
$
(21,216
)
 
$
10,227

Purchased technologies
13,180

 
(7,428
)
 
5,752

Domain name purchases
442

 
(442
)
 
—

Non-compete agreements
2,165

 
(1,613
)
 
552

Customer relationships
6,137

 
(5,442
)
 
695

Trademarks, tradenames and patents
3,581

 
(1,985
)
 
1,596

Other
7,539

 
(2,481
)
 
5,058

Total
$
64,487

 
$
(40,607
)
 
$
23,880
Schedule of Future Amortization Expense on Intangible Assets
As of December 31, 2013, amortization expense on intangible assets for the next five years was expected to be as follows:

(In thousands)
 
Year ending:
Amount
2014
$
9,408

2015
8,504

2016
4,970

2017
536

2018
293

Thereafter
169

Total
$
23,880