INTANGIBLE ASSETS AND GOODWILL (Tables)
3 Months Ended
Apr. 30, 2016
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of acquisition-related intangible assets
Acquisition-related intangible assets consisted of the following as of April 30, 2016 and January 31, 2016:
 
 
 
April 30, 2016
(in thousands)
 
Cost
 
Accumulated
Amortization
 
Net
Intangible assets, with finite lives:
 
 

 
 

 
 

Customer relationships
 
$
398,474

 
$
(223,495
)
 
$
174,979

Acquired technology
 
226,877

 
(145,179
)
 
81,698

Trade names
 
21,952

 
(12,561
)
 
9,391

Non-competition agreements
 
3,047

 
(2,228
)
 
819

Distribution network
 
4,440

 
(3,778
)
 
662

Total intangible assets with finite lives
 
654,790

 
(387,241
)
 
267,549

In-process research and development, with indefinite lives
 
1,100

 

 
1,100

    Total intangible assets
 
$
655,890

 
$
(387,241
)
 
$
268,649

 
 
 
January 31, 2016
(in thousands)
 
Cost
 
Accumulated
Amortization
 
Net
Intangible assets, with finite lives:
 
 

 
 

 
 

Customer relationships
 
$
371,722

 
$
(211,824
)
 
$
159,898

Acquired technology
 
211,388

 
(134,391
)
 
76,997

Trade names
 
18,457

 
(11,570
)
 
6,887

Non-competition agreements
 
3,047

 
(2,137
)
 
910

Distribution network
 
4,440

 
(3,550
)
 
890

Total intangible assets with finite lives
 
609,054

 
(363,472
)
 
245,582

In-process research and development, with indefinite lives
 
1,100

 

 
1,100

    Total intangible assets
 
$
610,154

 
$
(363,472
)
 
$
246,682

Schedule of net acquisition-related intangible assets by reportable segment
The following table presents net acquisition-related intangible assets by reportable segment as of April 30, 2016 and January 31, 2016: 
 
 
April 30,
 
January 31,
(in thousands)

2016

2016
Enterprise Intelligence

$
227,661


$
201,503

Cyber Intelligence

40,692


44,802

Video Intelligence

296


377

Total

$
268,649


$
246,682

Schedule of estimated future amortization expense on finite-lived acquisition-related intangible assets
Estimated future amortization expense on finite-lived acquisition-related intangible assets is as follows:
(in thousands)

 

Years Ending January 31,

Amount
2017 (remainder of year)

$
61,842

2018

64,653

2019

36,757

2020

27,063

2021

21,046

2022 and thereafter

56,188

   Total

$
267,549

Schedule of goodwill activity
Goodwill activity for the three months ended April 30, 2016, in total and by reportable segment, was as follows: 
 
 
 
 
Reportable Segment
(in thousands)
 
Total
 
Enterprise
Intelligence
 
Cyber
Intelligence
 
Video
Intelligence
Year Ended January 31, 2016:
 
 
 
 
 
 
 
 
Goodwill, gross, at January 31, 2016
 
$
1,274,041

 
$
1,079,746

 
$
120,719

 
$
73,576

Accumulated impairment losses through January 31, 2016
 
(66,865
)
 
(30,791
)
 

 
(36,074
)
   Goodwill, net, at January 31, 2016
 
1,207,176

 
1,048,955

 
120,719

 
37,502

Business combinations
 
30,612

 
30,612

 

 

Foreign currency translation and other
 
10,322

 
9,076

 
517

 
729

   Goodwill, net, at April 30, 2016
 
$
1,248,110

 
$
1,088,643

 
$
121,236

 
$
38,231

 
 
 
 
 
 
 
 
 
Balance at April 30, 2016:
 


 
 

 
 

 
 

Goodwill, gross, at April 30, 2016
 
$
1,314,975

 
$
1,119,434

 
$
121,236

 
$
74,305

Accumulated impairment losses through April 30, 2016
 
(66,865
)
 
(30,791
)
 

 
(36,074
)
   Goodwill, net, at April 30, 2016
 
$
1,248,110

 
$
1,088,643

 
$
121,236

 
$
38,231