Represents renewal option exercised term for operating lease for lessee.

No definition available.

Name:	bsqr_LesseeOperatingLeaseRenewalOptionExercisedTerm
Namespace Prefix:	bsqr_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the termination option term for lessee's operating lease.

+ References

No definition available.

+ Details

Name:	bsqr_LesseeOperatingLeaseTerminationOptionTerm
Namespace Prefix:	bsqr_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Remaining lease term of operating lease, 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)(1)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

+ Details

Name:	us-gaap_LesseeOperatingLeaseRemainingLeaseTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
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 https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

+ Details

Name:	us-gaap_LesseeOperatingLeaseRenewalTerm
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

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 https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

+ Details

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

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=bsqr_CorporateOfficeFacilityInSeattleWashingtonMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=bsqr_OfficeFacilityInTheUKMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 8 - Leases (Details Textual)		1 Months Ended
Note 8 - Leases (Details Textual)	Nov. 09, 2020	Dec. 31, 2019	Dec. 31, 2022
Lessee, Operating Lease, Renewal Term (Month)		60 months
Minimum [Member]
Lessee, Operating Lease, Renewal Option Exercised Term (Month)		9 months
Lessee, Operating Lease, Remaining Lease Term (Year)			4 years
Maximum [Member]
Lessee, Operating Lease, Renewal Option Exercised Term (Month)		15 months
Lessee, Operating Lease, Remaining Lease Term (Year)			6 years
Corporate Office Facility in Seattle, Washington [Member]
Lessee, Operating Lease, Term of Contract (Month)		87 months
Office Facility in the UK [Member]
Lessee, Operating Lease, Renewal Term (Month)	120 months
Lessee Operating Lease, Termination Option Term (Year)	5 years