Note 3 - Long-term Debt (Details) - Aggregate Minimum Principal Maturities on Long-term Debt (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Note 3 - Long-term Debt (Details) - Aggregate Minimum Principal Maturities on Long-term Debt [Line Items]
2014	$ 224
2015	224
2016	200
2017	2,400
Thereafter	834,000
Total	837,048
2012 Senior Credit Facility [Member]
Note 3 - Long-term Debt (Details) - Aggregate Minimum Principal Maturities on Long-term Debt [Line Items]
Thereafter	159,000
Total	159,000
2020 Notes [Member]
Note 3 - Long-term Debt (Details) - Aggregate Minimum Principal Maturities on Long-term Debt [Line Items]
Thereafter	675,000
Total	675,000
Excalibur Loan [Member]
Note 3 - Long-term Debt (Details) - Aggregate Minimum Principal Maturities on Long-term Debt [Line Items]
2014	200
2015	200
2016	200
2017	2,400
Total	3,000
Other Long-term Debt [Member]
Note 3 - Long-term Debt (Details) - Aggregate Minimum Principal Maturities on Long-term Debt [Line Items]
2014	24
2015	24
Total	$ 48