Segment Customers and Geographic Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012	Mar. 31, 2011
Net revenue within geographic areas based on customers locations
Net Revenue	$ 131,705	$ 142,406	$ 410,621	$ 455,172
China [Member]
Net revenue within geographic areas based on customers locations
Net revenue within foreign geographic areas	77,080	91,212	260,853	302,849
Japan [Member]
Net revenue within geographic areas based on customers locations
Net revenue within foreign geographic areas	17,880	17,623	47,586	51,970
Taiwan [Member]
Net revenue within geographic areas based on customers locations
Net revenue within foreign geographic areas	16,761	13,489	47,659	62,903
Korea [Member]
Net revenue within geographic areas based on customers locations
Net revenue within foreign geographic areas	8,747	6,612	29,384	16,352
Other [Member]
Net revenue within geographic areas based on customers locations
Net revenue within foreign geographic areas	$ 11,237	$ 13,470	$ 25,139	$ 21,098