Other Liabilities (Narrative) (Details) (USD $)			12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Sutton Hill Capital, LLC [Member]	Dec. 31, 2012 Minimum [Member]	Dec. 31, 2012 Minimum [Member] Sutton Hill Capital, LLC [Member]
Other Liabilities [Line Items]
Lease term			10 years	1 year
Lease expiration date			Jun. 30, 2020
Purchase option			$ 5,900,000		$ 100,000
Property asset	202,778,000	203,780,000	4,700,000
Current capital lease liability	$ 5,855,000		$ 5,900,000

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid within one year (or one operating cycle, if longer) of the balance sheet date.

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Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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