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Revolving Line of Credit Schedule of minimum required EBITDA (Details) (USD $)	12 Months Ended
	Dec. 31, 2012
Schedule of minimum EBITDA level achievable on quarterly basis
Minimum EBITDA	$ (1,500,000)
December 31, 2012 [Member]
Schedule of minimum EBITDA level achievable on quarterly basis
Minimum EBITDA	(1,500,000)
March 31, 2013 [Member]
Schedule of minimum EBITDA level achievable on quarterly basis
Minimum EBITDA	0
June 30, 2013 [Member]
Schedule of minimum EBITDA level achievable on quarterly basis
Minimum EBITDA	2,000,000
September 30, 2013 [Member]
Schedule of minimum EBITDA level achievable on quarterly basis
Minimum EBITDA	3,500,000
December 31, 2013 [Member]
Schedule of minimum EBITDA level achievable on quarterly basis
Minimum EBITDA	3,000,000
March 31, 2014 [Member]
Schedule of minimum EBITDA level achievable on quarterly basis
Minimum EBITDA	3,500,000
June 30, 2014 [Member]
Schedule of minimum EBITDA level achievable on quarterly basis
Minimum EBITDA	$ 3,500,000

X

- Definition

Minimum required earnings before interest taxes depreciation and amortization.

+ References

No definition available.

+ Details

Name:	laws_MinimumRequiredEarningsBeforeInterestTaxesDepreciationAndAmortization
Namespace Prefix:	laws_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	laws_ScheduleOfMinimumEarningsBeforeIncomeTaxDepreciationAmortizationLevelAchievableOnQuarterlyBasisAbstract
Namespace Prefix:	laws_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration