Note 4 - Accrued Liabilities

9 Months Ended

Sep. 30, 2011

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

4. Accrued Liabilities - Accrued liabilities consist of the following (in thousands):

	September 30, 2011		December 31, 2010
Deferred revenue and customer prepayments	$	3,112	$	3,200
Stock rotation reserve		1,759		811
Chengdu building cost		1,059		3,633
Legal expenses and settlement costs		1,013		844
Warranty		580		764
Other		1,426		1,947
Total accrued liabilities	$	8,949	$	11,199

A roll-forward of the warranty reserve for the nine months ended September 30, 2011 and 2010 is as follows:

	Nine months ended September 30,
	2011			2010
Balance at beginning of year	$	764		$	294
Warranty costs		(607	)		(75	)
Unused warranty provision		(324	)		(169	)
Warranty provision for product sales		747			413
Balance at end of period	$	580		$	463