Property, Plant and Equipment - Capital Leases (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012
Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments Abstract
Capital Leases Future Minimum Payments, Due Current	$ 291
Capital Leases Future Minimum Payments, Due In Two Years	147
Capital Leases Future Minimum Payments, Due In Three Years	99
Capital Leases Future Minimum Payments, Due In Four Years	65
Capital Leases Future Minimum Payments, Due In Five Years	58
Capital Leases Future Minimum Payments, Due Thereafter	0
Capital Leases, Future Minimum Payments Due, Total	660
Less: Amount Representing Interest	(48)
Present Value of Net Minimum Lease Payments	$ 612

Amount of minimum lease payments for capital leases.

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-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 30

-Section 50

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Amount of minimum lease payments maturing in the next fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the fifth fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the forth fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the third fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the second fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing after the fifth fiscal year following the latest fiscal year for capital leases.

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Amount necessary to reduce net minimum lease payments to present value for capital leases.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

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-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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Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes.

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