XML 30 R45.htm IDEA: XBRL DOCUMENT v3.2.0.727

Note 13 - Major Customers (Details Textual) - Customer Concentration Risk [Member]	3 Months Ended		9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Sales Revenue, Net [Member] | Customer 1 [Member]
Concentration Risk, Percentage	18.00%	50.00%	16.00%	23.00%
Sales Revenue, Net [Member] | Customer 2 [Member]
Concentration Risk, Percentage	13.00%		13.00%
Sales Revenue, Net [Member] | Customer 3 [Member]
Concentration Risk, Percentage	11.00%		12.00%
Sales Revenue, Net [Member]
Number of Customers Attaining Specified Percentage of Revenue	3	1	3	1
Accounts Receivable [Member] | Customer 1 [Member]
Concentration Risk, Percentage			36.00%	53.00%
Accounts Receivable [Member] | Customer 2 [Member]
Concentration Risk, Percentage			18.00%	16.00%
Accounts Receivable [Member]
Number of Customers Attaining Specified Percentage of Accounts Receivable			2	2

X

- Definition

Represents the number of customers attaining specified percentage of accounts receivable.

+ References

No definition available.

+ Details

Name:	lrad_NumberOfCustomersAttainingSpecifiedPercentageOfAccountsReceivable
Namespace Prefix:	lrad_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represents the number of customers attaining specified percentage of revenue.

+ References

No definition available.

+ Details

Name:	lrad_NumberOfCustomersAttainingSpecifiedPercentageOfRevenue
Namespace Prefix:	lrad_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 275



-SubTopic 10



-Section 50



-Paragraph 18



-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592



Reference 2: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 825



-SubTopic 10



-Section 50



-Paragraph 20



-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611



Reference 3: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 275



-SubTopic 10



-Section 50



-Paragraph 20



-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592



Reference 4: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 825



-SubTopic 10



-Section 50



-Paragraph 21



-Subparagraph (a)



-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

+ Details

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ConcentrationRiskByTypeAxis=us-gaap_CustomerConcentrationRiskMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=lrad_Customer1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=lrad_Customer2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MajorCustomersAxis=lrad_Customer3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_AccountsReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: