This percentage represents the amount by which rental expense will step up each year.

No definition available.

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Namespace Prefix:	qbak_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the monthly rent required for operating lease.

+ References

No definition available.

+ Details

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Namespace Prefix:	qbak_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the amount of rent to be received per month under a sublease arrangement.

+ References

No definition available.

+ Details

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Namespace Prefix:	qbak_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

This percentage represents the amount by which the rental payments to be received, under a sublease arrangement, will step up each year.

+ References

No definition available.

+ Details

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Namespace Prefix:	qbak_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of the total operating expenses and taxes associated with the subleased office building for which the lessee is responsible of.

+ References

No definition available.

+ Details

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Namespace Prefix:	qbak_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

Name:	us-gaap_AreaOfRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

Name:	us-gaap_LesseeOperatingLeaseTermOfContract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of loss from impairment of right-of-use asset from operating lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 25
-Paragraph 6
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=77888369&loc=SL77918431-209957

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

+ Details

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

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

+ References

+ Details

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

- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977

+ Details

Name:	us-gaap_OperatingLeaseRightOfUseAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Weighted average discount rate for operating lease calculated at point in time.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (g)(4)
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 55
-Paragraph 53
-URI http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717

+ Details

Name:	us-gaap_OperatingLeasesRentExpenseNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_TypeOfArrangementAxis=qbak_LeaseForHeadquartersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=qbak_SimiValleyCaliforniaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
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Period Type:

- Details

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Namespace Prefix:
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Note 10 - Commitments (Details Textual)					3 Months Ended	9 Months Ended
Note 10 - Commitments (Details Textual)	Jun. 01, 2019 USD ($) ft²	May 22, 2019 USD ($)	Apr. 01, 2016 USD ($) ft²	Dec. 15, 2014 USD ($) ft²	Sep. 30, 2019 USD ($) ft²	Sep. 30, 2019 USD ($) ft²	Dec. 31, 2018 USD ($)
Operating Lease, Weighted Average Discount Rate, Percent					6.75%	6.75%
Operating Lease, Impairment Loss						$ 0
Operating Lease, Liability, Current					$ 272,000	272,000
Operating Lease, Liability, Noncurrent					495,000	495,000
Operating Lease, Right-of-Use Asset					734,000	734,000
Operating Leases, Rent Expense, Net, Total					$ 45,000	$ 129,000
Lease for Headquarters [Member]
Area of Real Estate Property \| ft²	9,910
Lessee, Operating Lease, Term of Contract	5 years 60 days
Operating Lease Monthly Rent	$ 9,910
Monthly Rent Step-up Percentage	3.00%
Simi Valley California [Member]
Area of Real Estate Property \| ft²				15,160
Lessee, Operating Lease, Term of Contract				3 years
Operating Lease Monthly Rent				$ 11,000
Monthly Rent Step-up Percentage				3.00%
Lessee, Operating Lease, Renewal Term				3 years
Stillwater Agency, Inc. [Member]
Operating Leases, Monthly Sublease Rent		$ 12,886
Operating Leases, Sublease, Percentage of Total Operating Expenses and Taxes Expense for Subleased Office Building		9.00%
Westlake Village, California [Member]
Area of Real Estate Property \| ft²					5,400	5,400
Operating Lease Monthly Rent						$ 11,000
Monthly Rent Step-up Percentage						3.00%
Operating Leases, Monthly Sublease Rent						$ 12,000
Operating Leases, Sublease, Monthly Rent Step-up Percentage						3.00%
Lease in Singapore [Member]
Area of Real Estate Property \| ft²			1,359
Lessee, Operating Lease, Term of Contract			2 years
Operating Lease Monthly Rent			$ 2,500