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Note 15. SEVERANCE, RESTRUCTURING AND RELATED CHARGES (Detail) - A rollforward of all restructuring liabilities since January 1, 2011 is as follows (amounts in thous (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Restructuring liabilities at December 31		$ 439
Additions	417
Payments	(463)
Other	(393)
One-time Termination Benefits [Member]
Restructuring liabilities at December 31		125
Payments	(125)
Contract Termination [Member]
Restructuring liabilities at December 31		314
Additions	417
Payments	(338)
Other	$ (393)

The charge against earnings in the period, comprised of costs associated with restructuring activities not otherwise specified in the taxonomy pursuant to a duly authorized plan, excluding a discontinued operation as defined by generally accepted accounting principles. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, but excludes costs associated with the retirement of a long-lived asset and severance costs associated with established compensation plans.

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