Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v2.4.0.8
Document and Entity Information
9 Months Ended
Sep. 30, 2013
Document and Entity Information [Abstract]  
Entity Registrant Name STAMPS.COM INC
Entity Central Index Key 0001082923
Current Fiscal Year End Date --12-31
Entity Well-known Seasoned Issuer No
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Filer Category Accelerated Filer
Entity Common Stock, Shares Outstanding 0
Document Fiscal Year Focus 2013
Document Fiscal Period Focus Q3
Document Type 10-Q
Amendment Flag false
Document Period End Date Sep. 30, 2013