After sales service maximum period.

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- Definition

After sales service minimum period.

+ References

No definition available.

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- Definition

Diluted net income per share.

+ References

No definition available.

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- Definition

Entity wide accounts receivable major customer percentage.

+ References

No definition available.

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- Definition

Entity wide revenue major customer number.

+ References

No definition available.

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- Definition

Extended warranty period after purchase of product.

+ References

No definition available.

+ Details

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- Definition

Gain loss on sale of fixed assets.

+ References

No definition available.

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- Definition

Minimum percentage used for significance of major customer.

+ References

No definition available.

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- Definition

Previous warranty period after purchase of product.

+ References

No definition available.

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- Definition

Standard warranty period after purchase of product.

+ References

No definition available.

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- Definition

Warranty period after purchase of product.

+ References

No definition available.

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- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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-Name Emerging Issues Task Force (EITF)

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Diluted Earnings Per Share

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Contingent Stock Agreement

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-Glossary Antidilution

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- Definition

Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 605

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 13.A.4(a).Q1 Response)

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 13

-Section A

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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.

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- Definition

The excess or deficiency of net proceeds from sale in the period compared to carrying value of intangible assets as of consummation date of the sale.

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-Section S99

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-Subparagraph (SX 210.5-03.7,9)

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- Definition

The gains (losses) included in results of operations resulting from the sale or disposal of property, plant and equipment, which do not qualify for treatment as discontinued operations. This item does not include any gain (loss) recognized on the sale of oil and gas property or timber property.

+ References

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-Topic 360

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-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (b)

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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

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-Subparagraph (b)

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- Definition

Divestiture of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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The Company and Summary of Significant Accounting Policies (Details Textual) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012 Customer	Sep. 30, 2011 Customer	Sep. 30, 2012 Customer	Sep. 30, 2011 Customer	Dec. 31, 2011
The Company and Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Deferred revenue	$ 900,000		$ 900,000		$ 300,000
The Company and Summary of Significant Accounting Policies (Textual) [Abstract]
Number of customer outside of the united states	0	0	0	0
Minimum percentage used for significance of major customer	10.00%	10.00%	10.00%	10.00%
Diluted net income per share	4,732,366	7,119,854	5,261,887	8,389,298
Antidilutive shares not included in computation of earnings per common share	0	0	0	0
After sales service minimum period			1 year
After sales service maximum period			5 years
Extended warranty period			4 years
Standard Warranty Period			1 year
Previous warranty period after purchase of product			90 days
Warranty period			1 year
Impairment charges associated with its Protector product line	0	3,353	0	1,353,857
Loss on write down / disposal of property and equipment, net	0	47,894	305,138	796,353
Write down / disposal of property and equipment				757,000
Gain loss on sale of fixed assets	0	0	106,000
Abandoned patents [Member]
The Company and Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Loss on write down/disposal of intangibles			(62,000)
Extended product warrant plan [Member]
The Company and Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Deferred revenue	$ 9,200,000		$ 9,200,000		$ 7,300,000
Distributor One [Member]
The Company and Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Percentage of total net sales by major customer	10.60%	15.00%	14.30%	13.00%
Percentage of accounts receivable	18.00%		18.00%		13.00%
Distributor Two [Member]
The Company and Summary of Significant Accounting Policies (Additional Textual) [Abstract]
Percentage of total net sales by major customer		10.00%
Percentage of accounts receivable					13.00%