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Financing Arrangements (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Notes Payable, Current and Noncurrent [Abstract]
Current portion of note payable	$ 9,109	$ 14,835
Total long-term portion of notes payable		13,443
Current portion notes payable, 8.64%, due August 1, 2014
Notes Payable, Current and Noncurrent [Abstract]
Current portion of note payable	6,642	10,792
Debt Instrument, Interest Rate, Stated Percentage	8.64%
Debt Instrument, Maturity Date	Aug. 01, 2014
Current portion notes payable, 8.9012%, due August 1, 2014
Notes Payable, Current and Noncurrent [Abstract]
Current portion of note payable	2,467	4,043
Debt Instrument, Interest Rate, Stated Percentage	8.9012%
Debt Instrument, Maturity Date	Aug. 01, 2014
Long-term portion notes payable, 8.64%, due August 1, 2014
Notes Payable, Current and Noncurrent [Abstract]
Total long-term portion of notes payable	0	9,837
Debt Instrument, Interest Rate, Stated Percentage	8.64%
Debt Instrument, Maturity Date	Aug. 01, 2014
Long-term portion notes payable, 8.9012%, due August 1, 2014
Notes Payable, Current and Noncurrent [Abstract]
Total long-term portion of notes payable	$ 0	$ 3,606
Debt Instrument, Interest Rate, Stated Percentage	8.9012%
Debt Instrument, Maturity Date	Aug. 01, 2014

X

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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X

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

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-Subparagraph (SX 210.5-02.22(a)(2))

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- Definition

Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19,20)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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-Paragraph 19, 20

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