Note 13 - Income Taxes (Details) - Income Tax Provision (Benefit) from Continuing Operations (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Deferred:
	$ 14,477	$ 14,172	$ 8,093
Total	60,574	49,062	33,060
Continuing Operations [Member]
Current:
Federal	46,727	31,438	21,779
State	5,539	3,626	3,561
	52,266	35,064	25,340
Deferred:
Federal	9,010	10,888	7,046
State	(702)	3,110	674
	8,308	13,998	7,720
Total	$ 60,574	$ 49,062	$ 33,060

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.