Note D - Property, Plant And Equipment (Detail) - Summary of Property, Plant and Equipment (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012		Dec. 31, 2011
Building and improvements	$ 12,541		$ 12,541
Information systems	22,667		23,191
Furniture, machinery and equipment	9,054		8,523
Total plant and equipment, gross	44,262		44,255
Less accumulated depreciation and amortization	(27,555)		(25,357)
Total plant and equipment, net	16,707		18,898
Land	695		695
Total property, plant and equipment, net	$ 17,402	[1]	$ 19,593	[1]

[1] Long-lived assets consist of property, plant and equipment, net.