Note 18 - Quarterly Financial Data (Unaudited) (Details Textual) $ in Millions	3 Months Ended
	Jun. 30, 2016 USD ($)
Result of Unfavorable Exchange Rates [Member]
Decrease in Net Sales from Prior Period	$ 2.6
Precision Hand Tool and Saw Sales Decline [Member]
Decrease in Net Sales from Prior Period	4.4
Decrease in Gross Margin From Prior Period	2.1
Decrease as Result of Pension Increases [Member]
Decrease in Gross Margin From Prior Period	14.2
Decrease in Net Sales from Prior Period	6.8
Decrease in Gross Margin From Prior Period	$ 16.3