Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v3.2.0.727
Document And Entity Information - shares
9 Months Ended
Jun. 30, 2015
Jul. 27, 2015
Entity Registrant Name Clearfield, Inc.  
Entity Central Index Key 0000796505  
Current Fiscal Year End Date --09-30  
Entity Filer Category Accelerated Filer  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Well-known Seasoned Issuer No  
Entity Common Stock, Shares Outstanding (in shares)   13,720,377
Document Type 10-Q  
Document Period End Date Jun. 30, 2015  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q3  
Amendment Flag false