Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable [Abstract]

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Abstract]

+ References

No definition available.

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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 number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Share Capital, Option Plans and Share-Based Payments - Summary of Information Regarding Stock Options Outstanding (Details) - $ / shares	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Options Outstanding
Number of options Outstanding as of June 30, 2017	8,977,830	8,354,816	8,750,730
Weighted Average Remaining Contractual Life (years)	4 years 3 months 7 days	4 years 6 months 23 days
Weighted Average Exercise Price	$ 24.57	$ 21.94	$ 21.13
Options Exercisable
Number of options Exercisable as of June 30, 2017	3,736,180	3,214,376
Weighted Average Exercise Price	$ 19.27	$ 18.02
Stock Options Exercise Price Range One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	11.68
Range of Exercise Prices, upper limit (in dollars per share)	$ 14.82
Options Outstanding
Number of options Outstanding as of June 30, 2017	650,198
Weighted Average Remaining Contractual Life (years)	1 year 11 months 19 days
Weighted Average Exercise Price	$ 13.08
Options Exercisable
Number of options Exercisable as of June 30, 2017	650,198
Weighted Average Exercise Price	$ 13.08
Stock Options Exercise Price Range Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	15.09
Range of Exercise Prices, upper limit (in dollars per share)	$ 15.10
Options Outstanding
Number of options Outstanding as of June 30, 2017	1,330,246
Weighted Average Remaining Contractual Life (years)	1 year 7 months 6 days
Weighted Average Exercise Price	$ 15.09
Options Exercisable
Number of options Exercisable as of June 30, 2017	1,330,246
Weighted Average Exercise Price	$ 15.09
Stock Options Exercise Price Range Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	15.88
Range of Exercise Prices, upper limit (in dollars per share)	$ 22.87
Options Outstanding
Number of options Outstanding as of June 30, 2017	916,774
Weighted Average Remaining Contractual Life (years)	4 years 5 months 23 days
Weighted Average Exercise Price	$ 20.96
Options Exercisable
Number of options Exercisable as of June 30, 2017	309,776
Weighted Average Exercise Price	$ 18.72
Stock Options Exercise Price Range Four
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	23.51
Range of Exercise Prices, upper limit (in dollars per share)	$ 24.52
Options Outstanding
Number of options Outstanding as of June 30, 2017	128,000
Weighted Average Remaining Contractual Life (years)	4 years 5 months 5 days
Weighted Average Exercise Price	$ 24.18
Options Exercisable
Number of options Exercisable as of June 30, 2017	58,750
Weighted Average Exercise Price	$ 24.48
Stock Options Exercise Price Range Five
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	25.04
Range of Exercise Prices, upper limit (in dollars per share)	$ 25.05
Options Outstanding
Number of options Outstanding as of June 30, 2017	1,239,500
Weighted Average Remaining Contractual Life (years)	3 years 6 months 14 days
Weighted Average Exercise Price	$ 25.04
Options Exercisable
Number of options Exercisable as of June 30, 2017	829,500
Weighted Average Exercise Price	$ 25.04
Stock Options Exercise Price Range Six
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	25.58
Range of Exercise Prices, upper limit (in dollars per share)	$ 27.56
Options Outstanding
Number of options Outstanding as of June 30, 2017	1,641,640
Weighted Average Remaining Contractual Life (years)	4 years 6 months 25 days
Weighted Average Exercise Price	$ 26.92
Options Exercisable
Number of options Exercisable as of June 30, 2017	191,100
Weighted Average Exercise Price	$ 26.57
Stock Options Exercise Price Range Seven
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	27.83
Range of Exercise Prices, upper limit (in dollars per share)	$ 28.65
Options Outstanding
Number of options Outstanding as of June 30, 2017	915,908
Weighted Average Remaining Contractual Life (years)	4 years 8 months 12 days
Weighted Average Exercise Price	$ 28.17
Options Exercisable
Number of options Exercisable as of June 30, 2017	366,610
Weighted Average Exercise Price	$ 28.23
Stock Options Exercise Price Range Eight
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	29.75
Range of Exercise Prices, upper limit (in dollars per share)	$ 30.37
Options Outstanding
Number of options Outstanding as of June 30, 2017	813,564
Weighted Average Remaining Contractual Life (years)	6 years 1 month 13 days
Weighted Average Exercise Price	$ 29.83
Options Exercisable
Number of options Exercisable as of June 30, 2017	0
Weighted Average Exercise Price	$ 0.00
Stock Options Exercise Price Range Nine
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	32.63
Range of Exercise Prices, upper limit (in dollars per share)	$ 32.86
Options Outstanding
Number of options Outstanding as of June 30, 2017	702,500
Weighted Average Remaining Contractual Life (years)	6 years 10 months 27 days
Weighted Average Exercise Price	$ 32.66
Options Exercisable
Number of options Exercisable as of June 30, 2017	0
Weighted Average Exercise Price	$ 0.00
Stock Options Exercise Price Range Ten
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	33.48
Range of Exercise Prices, upper limit (in dollars per share)	$ 33.49
Options Outstanding
Number of options Outstanding as of June 30, 2017	639,500
Weighted Average Remaining Contractual Life (years)	6 years 7 months 28 days
Weighted Average Exercise Price	$ 33.48
Options Exercisable
Number of options Exercisable as of June 30, 2017	0
Weighted Average Exercise Price	$ 0.00
Stock Options Exercise Price Range Eleven
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of Exercise Prices, lower limit (in dollars per share)	11.68
Range of Exercise Prices, upper limit (in dollars per share)	$ 33.49
Options Outstanding
Number of options Outstanding as of June 30, 2017	8,977,830
Weighted Average Remaining Contractual Life (years)	4 years 3 months 7 days
Weighted Average Exercise Price	$ 24.57
Options Exercisable
Number of options Exercisable as of June 30, 2017	3,736,180
Weighted Average Exercise Price	$ 19.27