Discontinued Operations (Details) (USD $)	3 Months Ended	6 Months Ended
Jun. 30, 2014	Jun. 30, 2014
Discontinued Operations [Abstract]
Outstanding letters of credit, surety bonds, and third party guarantees	$ 4,900,000	$ 4,900,000
Guarantor Obligations, Current Carrying Value	894,000	894,000
Loss Contingency Accrual, Period Increase	$ 279,000	$ 894,000

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The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 4

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248

+ Details

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Period Type:	instant

- Definition

Amount of increase (decrease) in loss contingency liability.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

+ Details

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- Definition

The aggregate total amount of outstanding letters of credit, surety bonds, and third-party guarantees.

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant