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Commitments and Contingencies (Narrative) (Details) (Construction Related Contractual Obligation [Member], USD $) In Millions, unless otherwise specified	Sep. 30, 2013
Construction Related Contractual Obligation [Member]
Other Commitment	$ 44

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- Definition

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

+ References

No definition available.

+ Details

Name:	us-gaap_OtherCommitment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant