Equity (Tables)
|
6 Months Ended |
Jun. 30, 2015 |
|---|
| Schedule of Share-based Compensation Expense |
|
|
Three Months Ended |
|
|
Six Months Ended |
|
|
June 30, |
|
|
June 30, |
|
|
2015 |
|
2014 |
|
|
2015 |
|
2014 |
|
|
|
|
|
|
|
|
|
|
|
|
U.S. $ in thousands |
| Cost of sales |
|
$ |
1,797
|
|
$ |
1,034 |
|
|
$ |
3,630 |
|
$ |
1,946 |
| Research and development, net |
|
|
1,506
|
|
|
885 |
|
|
|
3,374 |
|
|
1,823 |
| Selling, general and administrative |
|
|
6,261
|
|
|
5,159 |
|
|
|
12,320 |
|
|
10,045 |
| Total stock-based compensation expenses |
|
$ |
9,564
|
|
$ |
7,078 |
|
|
$ |
19,324 |
|
$ |
13,814 |
|
| Summary of Stock Options Activity |
|
|
|
|
|
Weighted Average |
|
|
Number of Options |
|
|
Exercise Price |
| Options outstanding as of January 1, 2015 |
|
1,719,241 |
|
|
$ |
43.89 |
| Granted |
|
4,360 |
|
|
|
55.94 |
| Exercised |
|
(107,914 |
) |
|
|
20.01 |
| Forfeited |
|
(43,584 |
) |
|
|
59.54 |
| Options outstanding as of June 30, 2015 |
|
1,572,103 |
|
|
$ |
44.62 |
| Options exercisable as of June 30, 2015 |
|
961,482 |
|
|
$ |
26.73 |
|
| Summary of RSUs activity |
|
|
|
|
|
Weighted Average |
|
|
Number of RSUs |
|
|
Grant Date Fair Value |
| RSUs outstanding as of January 1, 2015 |
|
667,498 |
|
|
$ |
94.19 |
| Granted |
|
80,685 |
|
|
|
66.50 |
| Forfeited |
|
(65,261 |
) |
|
|
92.50 |
| RSUs outstanding as of June 30, 2015 |
|
682,922 |
|
|
$ |
91.08 |
|
| Schedule of Accumulated other comprehensive income (loss) |
|
|
Six months ended June 30, 2015 |
|
|
|
Net unrealized gain |
|
|
Foreign currency |
|
|
|
|
|
|
|
(loss) on cash flow |
|
|
translation |
|
|
|
|
|
|
|
hedges |
|
|
adjustments |
|
|
Total |
|
|
|
U.S. $ in thousands |
|
| Balance as of January 1, 2015 |
|
$ |
(1,243 |
) |
|
$ |
(2,404 |
) |
|
$ |
(3,647 |
) |
| Other comprehensive income before |
|
|
|
|
|
|
|
|
|
|
|
|
| reclassifications |
|
|
327 |
|
|
|
(5,420 |
) |
|
$ |
(5,093 |
) |
| Amounts reclassified from accumulated |
|
|
|
|
|
|
|
|
|
|
|
|
| other comprehensive income |
|
|
1,311 |
|
|
|
- |
|
|
$ |
1,311 |
|
| Other comprehensive income (loss) |
|
|
1,638 |
|
|
|
(5,420 |
) |
|
|
(3,782 |
) |
| Balance as of June 30, 2015 |
|
$ |
395 |
|
|
$ |
(7,824 |
) |
|
$ |
(7,429 |
) |
|
|
|
Six months ended June 30, 2014 |
|
|
|
Net unrealized gain |
|
|
Foreign currency |
|
|
|
|
|
|
|
|
|
|
|
(loss) on cash flow |
|
|
translation |
|
|
|
|
|
|
|
|
|
|
|
hedges |
|
|
adjustments |
|
|
Other |
|
|
Total |
|
|
|
|
|
|
|
|
|
|
|
U.S. $ in thousands |
|
| Balance as of January 1, 2014 |
|
$ |
153 |
|
|
$ |
1,922 |
|
|
$ |
(167 |
) |
|
$ |
1,908 |
|
| Other comprehensive income before |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| reclassifications |
|
|
234 |
|
|
|
(523 |
) |
|
|
- |
|
|
|
(289 |
) |
| Amounts reclassified from accumulated |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| other comprehensive income |
|
|
(190 |
) |
|
|
- |
|
|
|
167 |
|
|
|
(23 |
) |
| Other comprehensive income (loss) |
|
|
44 |
|
|
|
(523 |
) |
|
|
167 |
|
|
|
(312 |
) |
| Balance as of June 30, 2014 |
|
$
|
197 |
|
|
$ |
1,399 |
|
|
$ |
- |
|
|
$ |
1,596 |
|
|