Document And Entity Information	9 Months Ended
	Mar. 31, 2014	May 06, 2014
Document Information [Line Items]
Entity Registrant Name	BOLT TECHNOLOGY CORP
Entity Central Index Key	0000354655
Current Fiscal Year End Date	--06-30
Entity Filer Category	Accelerated Filer
Trading Symbol	BOLT
Entity Common Stock, Shares Outstanding		8,676,517
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2014
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2014