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STOCK BASED COMPENSATION - Options Outstanding by Price Range (Details) (USD $)	12 Months Ended
	Jun. 30, 2014
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 0.01
Range of Exercise Prices - upper limit (in dollars per share)	$ 26.28
Options Outstanding - Number of Options	2,657,142
Options Outstanding - Weighted Average Remaining Contractual Life	5 years 1 month 10 days
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 2.96
Options Exercisable - Number of Options	2,233,533
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 1.60
$0.01 - $0.04
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 0.01
Range of Exercise Prices - upper limit (in dollars per share)	$ 0.04
Options Outstanding - Number of Options	75,270
Options Outstanding - Weighted Average Remaining Contractual Life	3 years 2 months 1 day
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 0.01
Options Exercisable - Number of Options	75,270
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 0.01
$0.05 - $0.39
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 0.05
Range of Exercise Prices - upper limit (in dollars per share)	$ 0.39
Options Outstanding - Number of Options	1,594,890
Options Outstanding - Weighted Average Remaining Contractual Life	3 years 9 months 11 days
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 0.05
Options Exercisable - Number of Options	1,594,890
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 0.05
$0.40 - $2.89
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 0.40
Range of Exercise Prices - upper limit (in dollars per share)	$ 5.11
Options Outstanding - Number of Options	370,220
Options Outstanding - Weighted Average Remaining Contractual Life	6 years 3 months 11 days
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 3.07
Options Exercisable - Number of Options	319,027
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 2.99
$2.90 - $4.07
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 5.12
Range of Exercise Prices - upper limit (in dollars per share)	$ 10.76
Options Outstanding - Number of Options	124,817
Options Outstanding - Weighted Average Remaining Contractual Life	6 years 11 months 23 days
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 6.95
Options Exercisable - Number of Options	74,886
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 7.00
$4.08 - $10.76
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 10.77
Range of Exercise Prices - upper limit (in dollars per share)	$ 11.74
Options Outstanding - Number of Options	321,500
Options Outstanding - Weighted Average Remaining Contractual Life	8 years 4 months 13 days
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 10.77
Options Exercisable - Number of Options	107,537
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 10.77
$10.77 - $11.74
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 11.75
Range of Exercise Prices - upper limit (in dollars per share)	$ 18.48
Options Outstanding - Number of Options	163,267
Options Outstanding - Weighted Average Remaining Contractual Life	8 years 4 months 28 days
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 13.30
Options Exercisable - Number of Options	58,105
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 13.36
$11.75 - $26.28
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 18.49
Range of Exercise Prices - upper limit (in dollars per share)	$ 18.70
Options Outstanding - Number of Options	2,907
Options Outstanding - Weighted Average Remaining Contractual Life	7 years 6 months 2 days
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 18.49
Options Exercisable - Number of Options	1,406
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 18.49
$18.71 - $19.98
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 18.71
Range of Exercise Prices - upper limit (in dollars per share)	$ 19.98
Options Outstanding - Number of Options	1,000
Options Outstanding - Weighted Average Remaining Contractual Life	7 years 4 months 10 days
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 18.71
Options Exercisable - Number of Options	645
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 18.71
$19.99 - $26.28
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Range of Exercise Prices - lower limit (in dollars per share)	$ 19.99
Range of Exercise Prices - upper limit (in dollars per share)	$ 26.28
Options Outstanding - Number of Options	3,271
Options Outstanding - Weighted Average Remaining Contractual Life	7 years 5 months 23 days
Options Outstanding - Weighted Average Exercise Price (in dollars per share)	$ 21.43
Options Exercisable - Number of Options	1,767
Options Exercisable - Weighted Average Exercise Price (in dollars per share)	$ 21.17

X

- Definition

Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

+ 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

+ Details

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X

- 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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X

- Definition

The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

+ 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)(iii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Data Type:	xbrli:sharesItemType
Balance Type:	na
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X

- Definition

The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

+ 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)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Period Type:	instant

X

- Definition

The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.

+ 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)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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X

- Definition

Weighted average remaining contractual term of outstanding stock options, 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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X

- Definition

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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