Significant Accounting Policies (Property Plant and Equipment Textuals) (Details)	3 Months Ended	9 Months Ended
Sep. 30, 2014	Sep. 30, 2014
Property, Plant and Equipment [Member]
Property, Plant and Equipment [Line Items]
Change in Accounting Estimate, Financial Effect	9300000	21000000
Depreciation per share [Member]
Property, Plant and Equipment [Line Items]
Change in Accounting Estimate, Financial Effect	.06	.13

Disclosure of the effect on income from continuing operations, net income (or other appropriate captions of changes in applicable net assets or performance indicator), and any related per-share amounts of the current period when a change in accounting estimate affects several future periods.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 250

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22595-107794

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 270

-SubTopic 10

-Section 45

-Paragraph 14

-URI http://asc.fasb.org/extlink&oid=6372559&loc=d3e777-108305

Name:	us-gaap_ChangeInAccountingEstimateFinancialEffect
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration