Business Acquisitions and Investments, Gwo Yng Enterprise Co., Ltd. Equity Investment (Details) (Gwo Yng Enterprise Co. [Member], USD $) In Millions, unless otherwise specified	1 Months Ended
Apr. 30, 2014
Gwo Yng Enterprise Co. [Member]
Business Acquisition [Line Items]
Percentage of minority interest acquired (in hundredths)	50.00%
Purchase price of business	$ 14.0

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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-Name Accounting Standards Codification

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