Acquisitions (Details) (American Community Mutual Insurance Company [Member], USD $) In Thousands, unless otherwise specified	Jul. 01, 2011
American Community Mutual Insurance Company [Member]
Business Acquisition [Line Items]
Net settlement amount	$ 150
Assets and liabilities acquired [Abstract]
Cash	150
Deferred acquisition costs	734
Other assets	2
Total assets	886
Future policy benefits	189
Unearned premiums	243
Losses and claims	299
Other policy liabilities	105
Other liabilities	50
Total liabilities	$ 886