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Note 3 - Fair Value Measurements (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014
Note 3 - Fair Value Measurements (Details) [Line Items]
Long-term Debt	$ 1,152,331
Fair Value, Inputs, Level 2 [Member]
Note 3 - Fair Value Measurements (Details) [Line Items]
Long-term Debt, Fair Value	$ 1,146,570

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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