Note 8 - Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Long-term Debt Instruments [Table Text Block]

	December 31,
	2012			2011
Variable interest rate term notes	$	80,463		$	130,092
Fixed interest rate term notes		319,201			198,195
Total debt		399,664			328,287
Less: current maturities		(80,030	)		(63,465	)
Total	$	319,634		$	264,822

Schedule of Maturities of Long-term Debt [Table Text Block]

2013	$	80,030
2014		70,693
2015		84,895
2016		86,199
2017		47,385
Thereafter		30,462
Total	$	399,664