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Allowance for Doubtful Accounts, Sales Returns and Discounts

12 Months Ended

Dec. 31, 2013

Allowance For Doubtful Accounts Sales Returns and Discounts [Abstract]

Allowance For Doubtful Accounts Sales Returns and Discounts [Text Block]

Note 5.

Allowance for Doubtful Accounts, Sales Returns and Discounts

The activity in the allowance for doubtful accounts, sales returns and discounts for the years ended December 31, 2011, 2012 and 2013 follows:

Allowance for doubtful accounts

		Balance at				Charges						Balance at
		beginning				(credits) to			Amounts			end of
Period		of year				earnings			utilized			year
		(in thousands)

Year 2011		$	16,727			(1,541)			-			15,186
Year 2012		$	15,186			-			-			15,186
Year 2013		$	15,186			173			-			15,359

Allowance for sales returns and discounts

		Balance at									Balance at
		beginning						Amounts			end of
Period		of year			Additions			utilized			year
		(in thousands)

Year 2011		$	591			3,385			(3,191)			785
Year 2012		$	785			7,386			(7,093)			1,078
Year 2013		$	1,078			7,272			(7,421)			929