Shareholders' Equity (Equity-Based Compensation Plans) (Details) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014 Yr
Equity-Based Compensation Plans [Abstract]
Shares available for future grant	26,832
Vesting period, awards granted prior to 2010	5.0
Vesting period, awards granted after 2009, minimum	3.0
Vesting period, awards granted after 2009, maximum	5.0
Option term	10.0

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Share based compensation arrangement by share based payment award options term years

+ References

No definition available.

+ Details

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- Definition

Share based compensation arrangement by share based payment award stock option vesting period minimum years

+ References

No definition available.

+ Details

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- Definition

Share Based Compensation Arrangement By Share Based Payment Award Stock Option Vesting Period Maximum Years

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No definition available.

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- Definition

No authoritative reference available.

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No definition available.

+ Details

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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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