Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Accumulated amortization, Trademarks and other intangibles	$ 2,871	$ 2,603
Preferred stock par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000	5,000
Preferred stock, shares issued	0	0
Convertible preferred stock, shares authorized	460	460
Convertible preferred stock, shares issued	0	0
Common stock par value	$ 0.01	$ 0.01
Common stock, shares authorized	75,000	75,000
Common stock, shares issued	30,067	29,950
Treasury stock, shares	2,265	2,049
Trademarks [Member]
Accumulated amortization, Patents	$ 1,300	$ 397
Series A Preferred Stock [Member]
Preferred stock, shares authorized	2,000	2,000
Preferred stock, shares issued	0	0