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Note 10 - Related Party Transactions (Detail) - Accrued expenses (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Total accrued expenses due to affiliates	$ 705	$ 1,092

Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).

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