Goodwill and Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Summary of acquisition-related intangible assets
Gross Carrying Amount	$ 1,471	$ 1,471
Accumulated Amortization	(519)	(402)
Total / Net Carrying Value	952	1,069
Customer relationships [Member]
Summary of acquisition-related intangible assets
Gross Carrying Amount	1,275	1,275
Accumulated Amortization	(344)	(276)
Total / Net Carrying Value	931	999
Non-compete agreements [Member]
Summary of acquisition-related intangible assets
Gross Carrying Amount	196	196
Accumulated Amortization	(175)	(126)
Total / Net Carrying Value	$ 21	$ 70

Name:	bsqr_AcquiredFiniteLivedIntangibleAssetsAbstract
Namespace Prefix:	bsqr_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

+ Details

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

- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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

- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

+ Details

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