Note 2 - Prepaid Expenses and Other Current Assets

12 Months Ended

Dec. 31, 2011

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]

2.    Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following:

	(in thousands)
	December 31,
			2011		2010
Prepaid tires		$	8,999	$	8,082
Prepaid licenses, permits and tolls			2,114		2,000
Prepaid insurance			1,409		1,350
Other			944		1,453
Total prepaid expenses and other current assets		$	13,466	$	12,885