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Note 6 - Credit Facilities and Long-term Debt - Details of Financial Covenants (Details)
$ in Millions
Dec. 31, 2016
USD ($)
Current ratio, requirement 1.1
Current ratio 1.26
Fixed charge coverage ratio, requirement 1.2
Fixed charge coverage ratio 2.63
Leverage ratio, requirement 5
Leverage ratio 2.18
Funded debt restriction $ 900.0
Funded debt $ 485.2