Accounts Receivable Due Period

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- Definition

Consolidated Trade Accounts Receivable Percent

+ References

No definition available.

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- Definition

Description Of Business And Significant Accounting Policies [Line Items]

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No definition available.

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- Definition

Entity Wide Purchase Major Vendor Percentage

+ References

No definition available.

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- Definition

Increase Decrease In Revenue

+ References

No definition available.

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- Definition

Liability For Unrecognized Tax Benefits

+ References

No definition available.

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- 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
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- Definition

The average effective interest rate during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
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-Subparagraph (SX 210.5-02.22(a)(1))
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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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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-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

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

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-Name Accounting Standards Codification
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-Subparagraph (c)
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- Definition

The interest expense recognized during the period on customer deposits or security deposits held in interest bearing accounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
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-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
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- Definition

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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- Definition

The amount of a reclassification adjustment made to prior period financial statement amounts.

+ References

No definition available.

+ Details

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- Definition

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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-Name Accounting Standards Codification
-Topic 730
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-SubTopic 20
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-Paragraph 1
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Description of the Company and Summary of Significant Accounting Policies - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2015 USD ($) Segment	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2012
Description Of Business And Significant Accounting Policies [Line Items]
Number of Operating Segments \| Segment	1
Effect of reclassifications on previous reported income	$ 0
Recognized revenue, total	21,400,000	$ 3,200,000
Research & development and engineering costs	19,100,000	14,900,000	$ 9,400,000
Decrease in pre-tax earnings and cash flow	179,000
Tax asset valuation allowance	0	0
Unrecognized tax benefit for uncertain tax positions, including interest and penalties	1,055,000	740,000
Interest-bearing accounts insured	$ 250,000	$ 250,000
Vendor A [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Purchases accounted	21.00%	15.00%	30.00%
Vendor B [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Purchases accounted	11.00%	27.00%	15.00%
Significant Customers [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Invoice date	150 days
Customer C [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Consolidated accounts receivable	10.00%	17.00%
Customer D [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Consolidated accounts receivable	10.00%	11.00%
Customer B [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Consolidated accounts receivable	12.00%	14.00%
Customer B [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Consolidated accounts receivable	14.00%	11.00%
Customer A [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Consolidated accounts receivable	13.00%	10.00%
Consolidated net sales [Member] \| Customer C [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Consolidated net sales, percentage	10.00%	11.00%	10.00%
Consolidated net sales [Member] \| Customer D [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Consolidated net sales, percentage				10.00%
Consolidated net sales [Member] \| Customer B [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Consolidated net sales, percentage	16.00%	11.00%	10.00%
Consolidated net sales [Member] \| Customer A [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Consolidated net sales, percentage	12.00%	11.00%	16.00%
Wells Fargo Bank, N.A [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Interest rates on debt	10.00%
Minimum [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Invoice date	30 days
Consolidated accounts receivable	10.00%	10.00%
Maximum [Member]
Description Of Business And Significant Accounting Policies [Line Items]
Invoice date	45 days