Debt Instrument, Increase in Interest Rate under Loan Agreement

No definition available.

Name:	oclr_DebtInstrumentIncreaseinInterestRateunderLoanAgreement
Namespace Prefix:	oclr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Minimum Net Cash Required under Loan Agreement

+ References

No definition available.

+ Details

Name:	oclr_DebtInstrumentMinimumNetCashRequiredunderLoanAgreement
Namespace Prefix:	oclr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Debt Instrument, Termination Fee, Percent

+ References

No definition available.

+ Details

Name:	oclr_DebtInstrumentTerminationFeePercent
Namespace Prefix:	oclr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of Credit Facility, Percentage of Eligible Accounts for Advances

+ References

No definition available.

+ Details

Name:	oclr_LineofCreditFacilityPercentageofEligibleAccountsforAdvances
Namespace Prefix:	oclr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of Credit Facility, Permitted Lien, Amount

+ References

No definition available.

+ Details

Name:	oclr_LineofCreditFacilityPermittedLienAmount
Namespace Prefix:	oclr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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.

+ Details

Name:	us-gaap_CededCreditRiskLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of cash paid for interest during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585

+ Details

Name:	us-gaap_InterestPaid
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

+ Details

Name:	us-gaap_LineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=oclr_OclaroTechnologyLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=oclr_SiliconValleyBankMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_PrimeRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=oclr_LoanAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	oclr_DebtInstrumentTerminationPeriodAxis=oclr_FirstYearafterClosingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	oclr_DebtInstrumentTerminationPeriodAxis=oclr_SecondYearafterClosingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	oclr_DebtInstrumentTerminationPeriodAxis=oclr_ThirdYearafterClosingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=oclr_LettersofCreditForeignExchangeContractsandCashManagementServicesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

CREDIT LINE AND NOTES - Silicon Valley Bank Credit Facility (Details) - Oclaro Technology Limited - Silicon Valley Bank - USD ($)	Mar. 28, 2014	Sep. 26, 2015	Sep. 17, 2015	Sep. 16, 2015	Jun. 27, 2015
Ceded Credit Risk [Line Items]
Minimum net cash required under Loan Agreement	$ 15,000,000
Increase in interest rate under Loan Agreement	0.75%
Minimum
Ceded Credit Risk [Line Items]
Interest paid under Loan Agreement	$ 45,000
LIBOR
Ceded Credit Risk [Line Items]
Basis spread on variable rate	2.25%
Prime Rate
Ceded Credit Risk [Line Items]
Basis spread on variable rate	1.00%
Loan Agreement
Ceded Credit Risk [Line Items]
Percentage of eligible accounts for advances	80.00%
Loan Agreement \| First Year after Closing
Ceded Credit Risk [Line Items]
Termination fee, percent	1.00%
Loan Agreement \| Second Year after Closing
Ceded Credit Risk [Line Items]
Termination fee, percent	0.75%
Loan Agreement \| Third Year after Closing
Ceded Credit Risk [Line Items]
Termination fee, percent	0.50%
Loan Agreement \| Revolving Credit Facility
Ceded Credit Risk [Line Items]
Debt term	3 years
Line of credit, maximum borrowing capacity	$ 40,000,000
Amounts outstanding under credit agreement		$ 0			$ 0
Equipment liens that may qualify as Permitted Liens			$ 15,000,000	$ 5,000,000
Loan Agreement \| Letters of Credit, Foreign Exchange Contracts and Cash Management Services
Ceded Credit Risk [Line Items]
Line of credit, maximum borrowing capacity	$ 10,000,000