The aggregate limit for each participant within a specified time frame for the employee stock purchase plan.

No definition available.

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- Definition

Maximum percentage of an employee's salary that may be used to purchase common stock under the employee stock purchase plan.

+ References

No definition available.

+ Details

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- Definition

The number of shares by which the plan is increased each year.

+ References

No definition available.

+ Details

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- Definition

Represents percentage of common shares increase automatically in each year.

+ References

No definition available.

+ Details

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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

+ References

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-Publisher FASB
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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-Publisher FASB
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-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
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- Definition

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

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-Publisher FASB
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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

+ References

No definition available.

+ Details

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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STOCK CAPITAL (Stock option plans) (Details) - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2018	Dec. 31, 2017	Jun. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares of common stock reserved for issuance pursuant to stock awards under the plan		10,000,000
Unrecognized compensation expense		$ 98,826
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options available for future grant under the plan		379,358
Employee Stock Option [Member] \| Employees and Members of Board of Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of options exercised	$ 1,790	$ 58,601	$ 44,625	$ 30,670
Weighted average grant date fair values options granted to employees and executive directors	$ 8.86	$ 20.83	$ 7.94	$ 13.27
Employee Stock Option [Member] \| 2015 Global Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares of common stock reserved for issuance pursuant to stock awards under the plan		8,080,717
Number of options available for future grant under the plan		8,946,316
Percentage of common shares increase automatically each year		5.00%
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares of common stock reserved for issuance pursuant to stock awards under the plan		1,739,280
Number of options available for future grant under the plan		1,353,634
Number of Common stock purchased		385,646
Period of plan increase automatically number of shares		487,643
Percentage of common shares increase automatically each year		1.00%
Maximum percentage of salary		10.00%
Aggregate limit per participant		$ 10
Purchase price of common stock, percent		85.00%
RSUs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair values options granted to employees and executive directors	$ 15.74	$ 41.45	$ 27.30	$ 24.77