XML 157 R139.htm IDEA: XBRL DOCUMENT v3.8.0.1

Share-based Payment - Information about Outstanding Employee Stock Options (Detail) Stock_options in Millions	12 Months Ended
	Dec. 31, 2015 TWD ($) Stock_options
Disclosure of terms and conditions of share-based payment arrangement [abstract]
Balance, beginning of year, Number of stock options | Stock_options	0.7
Options exercised, Number of stock options | Stock_options	(0.7)
Balance, beginning of year, Weighted average exercise price | $	$ 47.2
Option exercised, Weighted average exercise price | $	$ 47.2

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- References

No definition available.

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- Definition

The number of share options outstanding in a share-based payment arrangement.

+ References

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The number of share options exercised in a share-based payment arrangement.

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The weighted average exercise price of share options exercised in a share-based payment arrangement. [Refer: Weighted average [member]]

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The weighted average exercise price of share options outstanding in a share-based payment arrangement. [Refer: Weighted average [member]]

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