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Supplemental Cash Flow Information
6 Months Ended
Jun. 30, 2011
Supplemental Cash Flow Information [Abstract]  
Supplemental Cash Flow Information
(11)   Supplemental Cash Flow Information:
Interest paid during the first six months of 2011 totaled $1.5 million, compared to $580 thousand in the first six months of 2010. Income taxes paid during the first six months of 2011 totaled $6.7 million compared to income taxes refunded, net of income taxes paid, of $37.4 million for the first six months of 2010.