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Long-Term Debt (Schedule of Deferred Financing Charges) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Deferred Finance Costs, Current, Gross	$ 79	$ 0
Deferred Finance Costs, Noncurrent, Gross	308	0
Deferred Finance Costs, Gross	387	0
Edmonton Mortgage [Member]
Debt Instrument [Line Items]
Deferred Finance Costs, Current, Gross	0	101
Deferred Finance Costs, Noncurrent, Gross	0	0
Deferred Finance Costs, Gross	$ 0	$ 101

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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