Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Goodwill and Other Intangible Assets

v3.8.0.1
Goodwill and Other Intangible Assets
9 Months Ended
Sep. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Other Intangible Assets

Note 3. Goodwill and Other Intangible Assets

Goodwill

Changes in the carrying amount of the Company’s goodwill for the nine-months ended September 30, 2017 were as follows:

      U.S. $ in millions
Goodwill as of January 1, 2017 $      385.6
Translation differences 1.3
Goodwill as of September 30, 2017 $ 386.9

Other Intangible Assets

Other intangible assets consisted of the following:

September 30, 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

$      304,766 $      (214,985 ) $      89,781 $      304,766 $      (198,632 ) $      106,134
Patents 20,180 (13,817 ) 6,363 19,009 (12,257 ) 6,752
Trademarks and trade names 27,829 (17,882 ) 9,947 27,819 (16,849 ) 10,970
Customer relationships 106,986 (61,104 ) 45,882 106,571 (54,258 ) 52,313
Capitalized software development costs 19,540 (18,706 ) 834 19,540 (18,251 ) 1,289
$ 479,301 $ (326,494 ) $ 152,807 $ 477,705 $ (300,247 ) $ 177,458

Amortization expense relating to intangible assets for the three-month periods ended September 30, 2017 and 2016 was approximately $8.8 million and $14.7 million, respectively. Amortization expense relating to intangible assets for the nine-month periods ended September 30, 2017 and 2016 was approximately $26.1 million and $43.9 million, respectively. The decrease in amortization expense was primarily due to change in the estimated useful lives of certain intangibles assets.

As of September 30, 2017, estimated amortization expense relating to intangible assets currently subject to amortization for each of the following periods was as follows:

Estimated
amortization expense
      (U.S. $ in thousands)
Remaining 3 months of 2017 $      8,680
2018 33,262
2019 32,391
2020 32,009
2021 31,415
Thereafter 15,050
Total 152,807