Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Other Intangible Assets (Tables)

v3.8.0.1
Other Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2017
Other Intangible Assets [Abstract]  
Schedule of Other Intangible Assets

Other intangible assets consisted of the following:

December 31, 2017 December 31, 2016
Carrying Amount, Net Carrying Amount, Net
Net of Accumulated Book Net of Accumulated Book
Impairment Amortization Value Impairment Amortization Value
U.S. $ in thousands
Developed technology      $ 304,601      $ (220,420 )      $ 84,181      $ 304,766      $ (198,632 )      $ 106,134
Patents 19,708 (14,279 ) 5,429 19,009 (12,257 ) 6,752
Trademarks and trade names 27,248 (18,245 ) 9,003 27,819 (16,849 ) 10,970
Customer relationships 106,203 (63,435 ) 42,768 106,571 (54,258 ) 52,313
Capitalized software development costs 19,541 (18,800 ) 741 19,540 (18,251 ) 1,289
$      477,301 $      (335,179 ) $      142,122 $      477,705 $      (300,247 ) $      177,458
Schedule of Estimated Future Amortization Expense Relating to Definite Life Intangible Assets

As of December 31, 2017, estimated future amortization expense relating to definite life intangible assets for each of the next five years and thereafter were as follows:

      Estimated amortization
expense
Year ending December 31, (U.S. $ in thousands)
2018 $ 32,523
2019 32,190
2020 31,852
2021 31,281
2022 10,553
Thereafter 3,723
Total $ 142,122