XML 17 R54.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Compensatory Equity Incentive Plan and Other Equity Incentives (Details 4) (USD $) | 12 Months Ended
--- | ---
Jun. 30, 2014 | Jun. 30, 2013
Granted | 83,000 | 98,500
Balance ending, shares unexercisable and unvested | 193,000 |
Restricted Stock Units |  |
Balance, ending, shares unexercisable | 321,637 |
Class A Common Stock [Member] |  |
Weighted Average Grant Date Fair Values (per share) |  |
Beginning Balance | $ 1.57 | $ 2.42
Granted | $ 1.36 | $ 0.85
Vested | $ 1.36 | $ 1.91
Cancelled/Forfeited |  | $ 1.64
Ending Balance | $ 1.18 | $ 1.57
Total Shares |  |
Beginning Balance | 554,920 | 433,125
Granted | 295,760 | 338,500
Vested | (336,043) | (163,205)
Cancelled/Forfeited |  | (53,500)
Balance ending | 514,637 | 554,920
Options to purchase common stock [Member] |  |
Beginning Balance | 183,250 | 198,125
Granted | 83,000 | 98,500
Vested | (73,250) | (59,875)
Cancelled/Forfeited |  | (53,500)
Balance ending, shares unexercisable and unvested | 193,000 | 183,250
Restricted Stock Units (RSUs) [Member] |  |
Restricted Stock Units |  |
Beginning Balance | 371,670 | 235,000
Granted | 212,760 | 240,000
Vested | (262,793) | (103,330)
Balance, ending, shares unexercisable | 321,637 | 371,670

X
- Details
Name: | lpth_RestrictedStockUnitsAbstract
Namespace Prefix: | lpth_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | lpth_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValueAbstract
Namespace Prefix: | lpth_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average grant-date fair value of non-vested shares outstanding. + References No definition available. + Details
Name: | lpth_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedWeightedAverageGrantDateFairValue
Namespace Prefix: | lpth_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of non-vested shares cancelled or forfeited. + References No definition available. + Details
Name: | lpth_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedCancelledForfeitedNumberOfShares
Namespace Prefix: | lpth_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average grant-date fair value of non-vested shares cancelled or forfeited. + References No definition available. + Details
Name: | lpth_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedCancelledForfeitedWeightedAverageGrantDateFairValue
Namespace Prefix: | lpth_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average grant-date fair value of non-vested shares granted. + References No definition available. + Details
Name: | lpth_ShareBasedCompensationArrangementByShareBasedPaymentAwardsGrantsInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix: | lpth_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Gross number of shares granted during the period. + References No definition available. + Details
Name: | lpth_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesGrantsInPeriodGross
Namespace Prefix: | lpth_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of non-vested shares outstanding. + References No definition available. + Details
Name: | lpth_SharebasedCompensationArrangementBySharebasedPaymentAwardSharesNonvestedNumberOfShares
Namespace Prefix: | lpth_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of non-vested shares vested. + References No definition available. + Details
Name: | lpth_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedInPeriodGross
Namespace Prefix: | lpth_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average grant-date fair value of non-vested shares vested. + References No definition available. + Details
Name: | lpth_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestedInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix: | lpth_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | lpth_TotalSharesAbstract
Namespace Prefix: | lpth_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target 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)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + 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)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + 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)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of non-vested options outstanding. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of non-vested options forfeited. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of options vested. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration