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Note 6 - Deferred Compensation Plan Assets (Tables)
12 Months Ended
Dec. 31, 2011
Marketable Securities [Abstract]  
Investment Income (Loss) from NQDC Plan Assets
Investment (loss) income  from our NQDC plan assets for 2011, 2010 and 2009 was comprised of the following:
(In thousands)
 
2011

2010

2009
Gross realized gains from sale of trading securities
 
$
823


$
1,860


$
2,359

Gross realized losses from sale of trading securities
 
—


(51
)

(1,824
)
Dividend and interest income
 
808


1,123


1,038

Net unrealized holding (losses) gains
 
(3,595
)

3,907


10,203

Net investment (loss) income
 
$
(1,964
)

$
6,839


$
11,776