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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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-Subparagraph (SX 210.9-03.13)
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-Topic 210
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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-Publisher FASB
-Name Accounting Standards Codification
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-Number 210
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-Paragraph 13
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Debt Financing (Detail)		12 Months Ended
Debt Financing (Detail)	Jun. 30, 2014	Dec. 31, 2015 USD ($)	Jun. 26, 2015 USD ($)	Jun. 26, 2015 CNY (¥)	Dec. 31, 2014 USD ($)	Jun. 28, 2013 CNY (¥)
Short-term debt		$ 0			$ 1,625,000
Annual capital expenditure limit		5,000,000
Amount of letters of credit outstanding		7,803,000			8,284,000
Remaining borrowing capacity		$ 7,197,000			6,716,000
Commitment fee (as a percent)		0.25%
Amended Amount
Maximum borrowing capacity		$ 15,000,000
Amount Available for Increase Upon Approval of Lender
Maximum borrowing capacity		25,000,000
China Facility
Maximum borrowing capacity			$ 5,392,000	¥ 35,000,000		¥ 35,000,000
Amount of letters of credit outstanding		57,000			336,000
Remaining borrowing capacity		$ 5,335,000			$ 3,727,000
People's Bank of China Base Rate \| China Facility
Basis spread (as a percent)		125.00%
Maximum
Basis spread (as a percent)	300.00%
China Facility
Interest rate at period end (as a percent)		6.80%			7.00%
Debt Instrument, Redemption, Period One \| Revolving Credit Facility
Debt Instrument, Covenant, Minimum EBITDA		$ 500,000
Debt Instrument, Redemption, Period Two \| Revolving Credit Facility
Debt Instrument, Covenant, Minimum Working Capital		35,000,000
Debt Instrument, Covenant, Minimum EBITDA		$ 1,000,000