CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Per Share data	Jun. 30, 2011	Dec. 31, 2010
Receivables, allowances	$ 3,938	$ 3,192
Investments in fixed maturities at cost	$ 26,761	$ 28,537
Preferred stock, par value	$ 0.10	$ 0.10
Preferred stock, shares authorized	10,000	10,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.10	$ 0.10
Common stock, shares authorized	250,000	250,000
Common stock, shares issued	157,658	156,847
Common stock, shares outstanding	143,011	149,891