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Goodwill and Intangible Assets, net (Tables)
 3 Months Ended
Mar. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Changes in Carrying Amount of Goodwill
The changes in the carrying amount of goodwill for the three months ended March 31, 2015 and 2014 are as follows:
 
Three Months Ended 
 March 31,
 
2015
 
2014
Beginning balance
$
101,059

 
$
13,823

Acquisitions
3,131

 
25,866

Foreign currency translation adjustment
(145
)
 
—

Ending balance
$
104,045

 
$
39,689
Schedule of Intangible Assets
Intangible assets consist of the following at March 31, 2015:
 
Weighted Average Useful Life (Years)
 
Gross Carrying Amount
 
Accumulated Amortization
 
Net
Patents, related technologies and know-how
11.5
 
$
41,872

 
$
(11,768
)
 
$
30,104

Customer relationships
6.5
 
10,700

 
(1,289
)
 
9,411

Trademarks
8.4
 
5,900

 
(476
)
 
5,424

Covenant not to compete
2.0
 
382

 
(16
)
 
366

In-process research and development
 
 
84,003

 
—

 
84,003

Total
 
 
$
142,857

 
$
(13,549
)
 
$
129,308


Intangible assets consist of the following at December 31, 2014:
 
Gross Carrying Amount
 
Accumulated Amortization
 
Net
Patents, related technologies and know-how
$
41,872

 
$
(10,849
)
 
$
31,023

Customer relationships
10,700

 
(806
)
 
9,894

Trademarks
5,900

 
(298
)
 
5,602

In-process research and development
19,428

 
—

 
19,428

Total
$
77,900

 
$
(11,953
)
 
$
65,947