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Major Customers, Suppliers, Segment and Related Information (Details Textual) | 12 Months Ended
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Sep. 30, 2012 customers Segment | Sep. 30, 2011 customers
Major Customers, Suppliers, Segment and Related Information (Textual) [Abstract] |  |
Number of customers, recorded more than 10% of revenues | 2 | 2
Minimum percentage of revenue require to be disclosed as major customer | 10.00% | 10.00%
Number of reportable segments | 1 |
Customer 1 [Member] |  |
Revenue, Major Customer [Line Items] |  |
Revenues from customers | 36.00% | 46.00%
Customer 2 [Member] |  |
Revenue, Major Customer [Line Items] |  |
Revenues from customers |  | 12.00%

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- Details
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- Definition Minimum percentage of revenue require to be disclosed as major customer. + References No definition available. + Details
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Namespace Prefix: | lrad_
Data Type: | num:percentItemType
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- Definition Number of customers attaining specified percentage of revenue. + References No definition available. + Details
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- Details
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- Definition Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues. + References No definition available. + Details
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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