XML 15 R1.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Document and Entity Information (USD $)
6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jul. 15, 2011
Class A-1
Jul. 15, 2011
Class A-2
Entity Registrant Name HealthMarkets, Inc.      
Entity Central Index Key 0000773660      
Document Type 10-Q      
Document Period End Date Jun. 30, 2011
Amendment Flag false      
Document Fiscal Year Focus 2011      
Document Fiscal Period Focus Q2      
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 Non-accelerated Filer      
Entity Public Float   $ 0    
Entity Common Stock, Shares Outstanding     28,157,645 2,946,040