Cash outflow to owners or shareholders, excluding ordinary dividends. Includes special dividends.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 18

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 20

-Subparagraph a

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Shareholders' Equity (Schedule Of Dividends Paid) (Details) In Thousands, except Per Share data, unless otherwise specified	0 Months Ended	3 Months Ended		6 Months Ended		0 Months Ended
	May 02, 2013 USD ($)	Jun. 30, 2013 USD ($)	Jun. 30, 2012 USD ($)	Jun. 30, 2013 USD ($)	Jun. 30, 2012 USD ($)	Mar. 12, 2013 Voting Common Stock [Member] Par Value Reduction [Member] USD ($)	Mar. 12, 2013 Voting Common Stock [Member] Par Value Reduction [Member] CHF	May 03, 2012 Voting Common Stock [Member] Par Value Reduction [Member] USD ($)
Dividends:
Dividends declared per share	$ 0.50							$ 0.375
Dividends paid per common share		$ 0.000	$ 0.375	$ 0.375	$ 0.750	$ 0.375	0.34
Payment of quarterly dividends						$ 12,981