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Note 9 - Income Taxes (Details) - Income Tax Reconcilliation (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Reconcilliation [Abstract]
Computed "expected" income tax expense	$ 4,462	$ 4,340	$ (5,754)
State income taxes, net of federal income tax effect	421	409	(559)
Per diem allowances	2,422	2,550	3,015
Tax contingency accruals	(496)	(444)	(70)
Nondeductible goodwill impairment			2,275
Valuation allowance (release), net	684	(251)	(708)
Tax credits	(250)	(407)	(61)
Other, net	260	138	(310)
Actual income tax expense	$ 7,503	$ 6,335	$ (2,172)

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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