Condensed Consolidated Statements Of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Income Statement [Abstract]
Net sales (including related party sales of $3,528 and $2,893 in the three months ended September 30, 2013 and 2012, respectively)	$ 309,016	$ 270,707
Cost of sales (including related party purchases of $45,317 and $49,257 in the three months ended September 30, 2013 and 2012, respectively)	262,224	235,692
Gross profit	46,792	35,015
Operating expenses:
Research and development	20,236	18,221
Sales and marketing	8,865	8,766
General and administrative	5,648	6,346
Total operating expenses	34,749	33,333
Income from operations	12,043	1,682
Interest and other income, net	17	15
Interest expense	(195)	(155)
Income before income tax provision	11,865	1,542
Income tax provision	4,166	643
Net income	$ 7,699	$ 899
Net income per common share:
Basic (Per Share)	$ 0.18	$ 0.02
Diluted (Per Share)	$ 0.17	$ 0.02
Weighted-average shares used in calculation of net income per common share:
Basic (Shares)	42,496	41,667
Diluted (Shares)	44,602	44,174