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Assets Held for Sale - Additional Information (Detail)	1 Months Ended	3 Months Ended
	Jul. 31, 2016 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Aug. 01, 2016 Employees	Jul. 13, 2016 USD ($)
Long Lived Assets Held-for-sale [Line Items]
Depreciation expense		$ 177,000	$ 255,000
Subsequent Events [Member]
Long Lived Assets Held-for-sale [Line Items]
Number of impacted employees | Employees				50
Discontinued Operations, Held-for-sale [Member] | Subsequent Events [Member]
Long Lived Assets Held-for-sale [Line Items]
Number of impacted employees | Employees				50
Newark Facility [Member] | Discontinued Operations, Held-for-sale [Member] | Subsequent Events [Member]
Long Lived Assets Held-for-sale [Line Items]
Proceeds from sale of property held for sale	$ 800,000
Sunnyvale Facility [Member] | Subsequent Events [Member]
Long Lived Assets Held-for-sale [Line Items]
Tangible assets acquired by unrelated company					$ 650,000
Sunnyvale Facility [Member] | Discontinued Operations, Held-for-sale [Member] | Subsequent Events [Member]
Long Lived Assets Held-for-sale [Line Items]
Tangible assets acquired by unrelated company	$ 650,000

X

- Definition

Business combination recognized identifiable assets acquired and liabilities assumed tangible assets.

+ References

No definition available.

+ Details

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- Definition

Number of impacted employees due to workforce reduction.

+ References

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585

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