Note 3 - Balance Sheet Components

3 Months Ended

Mar. 31, 2014

Disclosure Text Block Supplement [Abstract]

Supplemental Balance Sheet Disclosures [Text Block]

3. Balance Sheet Components 

Inventories 

Inventories consist of the following (in thousands):

	March 31, 2014		December 31, 2013
Work in process	$	24,874	$	26,605
Finished goods		14,955		13,132
Total inventories	$	39,829	$	39,737

Other Long-Term Assets

Other long-term assets consist of the following (in thousands):

	March 31, 2014		December 31, 2013
Deferred compensation plan assets	$	2,570	$	607
Prepaid expense		1,632		57
Other		957		980
Total other long-term assets	$	5,159	$	1,644

Accrued Liabilities

Accrued liabilities consist of the following (in thousands):

	March 31, 2014		December 31, 2013
Proceeds from litigation (see Note 6)	$	-	$	9,489
Deferred revenue and customer prepayments		2,940		2,523
Stock rotation reserve		1,779		1,459
Sales rebate		1,072		900
Commissions		786		931
Warranty		334		451
Other		1,648		1,623
Total accrued liabilities	$	8,559	$	17,376

A roll-forward of the warranty reserve is as follows (in thousands):

	Three Months Ended March 31,
	2014			2013
Balance at beginning of period	$	451		$	331
Warranty provision for product sales		60			103
Settlements made		(74	)		(93	)
Unused warranty provision		(103	)		(66	)
Balance at end of period	$	334		$	275

Other Long-Term Liabilities

Other long-term liabilities consist of the following (in thousands):

	March 31, 2014		December 31, 2013
Deferred compensation plan liabilities	$	2,567	$	628
Other		1,107		850
Total other long-term liabilities	$	3,674	$	1,478