Commitments and Contingencies and Other Matters (Details 6) (USD $)			12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Minimum	Dec. 31, 2012 Maximum	Dec. 31, 2012 Japan Minimum	Dec. 31, 2012 Japan Maximum	Dec. 31, 2012 China	Dec. 31, 2011 China	Dec. 31, 2012 Singapore	Dec. 31, 2011 Singapore	Dec. 31, 2012 Taiwan	Dec. 31, 2011 Taiwan	Dec. 31, 2012 Other	Dec. 31, 2011 Other	Dec. 31, 2012 Asia Pacific	Dec. 31, 2011 Asia Pacific	Dec. 31, 2012 Americas	Dec. 31, 2011 Americas	Dec. 31, 2012 Europe, Middle East and Africa	Dec. 31, 2011 Europe, Middle East and Africa
Reconciliation of Segment profit (loss) to Income (loss) from continuing operations before income tax
Credit period for accounts receivable			30 days	90 days	60 days	150 days
Accounts receivable, net	$ 63,169,000	$ 95,038,000					$ 28,132,000	$ 59,154,000	$ 7,266,000	$ 15,338,000	$ 6,390,000	$ 1,281,000	$ 3,853,000	$ 4,188,000	$ 45,641,000	$ 79,961,000	$ 13,917,000	$ 11,098,000	$ 3,611,000	$ 3,979,000
Purchase Commitments
Purchase commitments due within one year	$ 62,600,000