Document And Entity Information	6 Months Ended
	Dec. 31, 2013	Jan. 29, 2014 Common Class A [Member]	Jan. 29, 2014 Common Class B [Member]
Document Information [Line Items]
Entity Registrant Name	STARRETT L S CO
Document Type	10-Q
Current Fiscal Year End Date	--06-30
Entity Common Stock, Shares Outstanding		6,127,829	813,666
Amendment Flag	false
Entity Central Index Key	0000093676
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Accelerated Filer
Entity Well-known Seasoned Issuer	No
Document Period End Date	Dec. 31, 2013
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q2