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Long-Term Debt (Schedule of Deferred Financing Charges) (Details) (BMO Credit Agreement [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Deferred financing charges - current	$ 80	$ 85
Deferred financing charges - long-term	232	288
Total	$ 312	$ 373

Gross amount, as of the balance sheet date, of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings in periods after one year or beyond the normal operating cycle, if longer, over the life of the long-term debt instruments to which such costs pertain.

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