v2.4.0.6
Document and Entity Information
3 Months Ended
Dec. 31, 2012
Feb. 05, 2013
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Dec. 31, 2012  
Document Fiscal Year Focus 2013  
Document Fiscal Period Focus Q1  
Trading Symbol DWSN  
Entity Registrant Name DAWSON GEOPHYSICAL CO  
Entity Central Index Key 0000351231  
Current Fiscal Year End Date --09-30  
Entity Filer Category Accelerated Filer  
Entity Common Stock, Shares Outstanding   8,042,657