Note 4 - Property, Equipment and Leasehold Improvements (Tables)

9 Months Ended

Sep. 30, 2013

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

	Estimated useful lives (years)			December 31, 2012		September 30, 2013
Building		15		$	600	$	600
Computer and office equipment		3			15,557		18,472
Furniture and fixtures	3	to	5		2,586		3,225
Leasehold improvements		Lease term			1,877		2,740
					20,620		25,037
Less accumulated depreciation and amortization					10,287		14,300
Total				$	10,333	$	10,737