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Goodwill and Acquired Intangibles
12 Months Ended
Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]  
GOODWILL AND ACQUIRED INTANGIBLES
GOODWILL AND ACQUIRED INTANGIBLES
Goodwill
The changes in the carrying amount of goodwill during fiscal 2016 and 2015 were as follows:
 
Gross Carrying
Amount
 
(In thousands)
Balance as of January 3, 2015
$
553,767

Effect of foreign currency translation
(1,995
)
Balance as of January 2, 2016
551,772

Goodwill resulting from acquisitions
23,579

Effect of foreign currency translation
(2,587
)
Balance as of December 31, 2016
$
572,764


Cadence completed its annual goodwill impairment test during the third quarter of fiscal 2016 and determined that the fair value of Cadence’s single reporting unit substantially exceeded the carrying amount of its net assets and that no impairment existed.
Acquired Intangibles, Net
Acquired intangibles as of December 31, 2016 were as follows, excluding intangibles that were fully amortized as of January 2, 2016:
 
Gross Carrying
Amount
 
Accumulated
Amortization
 
Acquired
Intangibles, Net
 
(In thousands)
Existing technology
$
342,108

 
$
(160,178
)
 
$
181,930

Agreements and relationships
174,623

 
(100,778
)
 
73,845

Tradenames, trademarks and patents
9,806

 
(6,767
)
 
3,039

Total acquired intangibles
$
526,537

 
$
(267,723
)
 
$
258,814


Acquired intangibles as of January 2, 2016 were as follows, excluding intangibles that were fully amortized as of January 3, 2015:
 
Gross Carrying
Amount
 
Accumulated
Amortization
 
Acquired
Intangibles, Net
 
(In thousands)
Existing technology
$
329,627

 
$
(124,097
)
 
$
205,530

Agreements and relationships
173,325

 
(86,808
)
 
86,517

Tradenames, trademarks and patents
10,119

 
(5,684
)
 
4,435

Total acquired intangibles
$
513,071

 
$
(216,589
)
 
$
296,482


Amortization expense from existing technology and maintenance agreements is included in cost of product and maintenance. Amortization expense for fiscal 2016, 2015 and 2014, by consolidated income statement caption, was as follows:
 
2016
 
2015
 
2014
 
(In thousands)
Cost of product and maintenance
$
42,387

 
$
40,532

 
$
36,907

Amortization of acquired intangibles
18,095

 
23,716

 
24,017

Total amortization of acquired intangibles
$
60,482

 
$
64,248

 
$
60,924


Estimated amortization expense for intangible assets with definite lives for the following five fiscal years and thereafter is as follows:
 
(In thousands)
2017
$
56,024

2018
52,244

2019
45,238

2020
40,034

2021
35,546

Thereafter
29,728

Total estimated amortization expense
$
258,814