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

Nature of Operations and Summary of Significant Accounting Policies (Tables)

v3.8.0.1
Nature of Operations and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2017
Accounting Policies [Abstract]  
Schedule of estimated useful lives

Depreciation is computed primarily over the following periods:

Useful Life
in Years
Machinery and equipment 5 - 10
Buildings 25 - 40
Buildings improvements 5 - 10
Computer equipment and software 3 - 5
Office equipment, furniture and fixtures 5 - 14
Schedule of useful lives of intangible assets

Intangible assets and their useful lives are as follows:

Weighted Average
Useful Life (in Years)
Developed technology 6
Patents 10
Trademarks and trade names 9
Customer relationships 7
Capitalized software development costs 5
Schedule of changes in deferred revenues relating to warranty commitments

The changes in deferred revenues relating to warranty commitments were as follows:

December 31,        December 31,
2017 2016
(U.S. $ in thousands)
Balance at beginning of year 17,555 14,100
Revenue deferred in the period 18,454 22,309
Revenue recognized in the period          (16,791 )          (18,854 )
Balance at end of year $ 19,218 $ 17,555