Note 16 - Accumulated Other Comprehensive Income ("AOCI") (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014
Note 16 - Accumulated Other Comprehensive Income ("AOCI") (Details) [Line Items]
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	$ 99.2
Attributable To Noncontrolling Interests [Member]
Note 16 - Accumulated Other Comprehensive Income ("AOCI") (Details) [Line Items]
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	5.8
CANADA
Note 16 - Accumulated Other Comprehensive Income ("AOCI") (Details) [Line Items]
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	19.8
Latin America [Member]
Note 16 - Accumulated Other Comprehensive Income ("AOCI") (Details) [Line Items]
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	119.0
MEXICO
Note 16 - Accumulated Other Comprehensive Income ("AOCI") (Details) [Line Items]
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax	$ 108.5