Borrowing Arrangements (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Short-term Debt
Short-term debt	$ 2,172	$ 19,565
Japanese Working Capital Loan
Short-term Debt
Short-term debt	1,900	18,611
Japanese Term Loan
Short-term Debt
Short-term debt		954
China credit facility
Short-term Debt
Short-term debt	$ 272

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Balance Type:	credit
Period Type:	instant