Segment Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2013		Dec. 31, 2012		Mar. 31, 2013
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Net sales	$ 347.0		$ 326.1		$ 1,087.0		$ 1,016.4
Gross profit	56.8		48.2		175.9		152.5
Gross profit as % of sales (in hundredths)	16.40%		14.80%		16.20%		15.00%
Operating income (loss)	0.9		(3.8)		30.5		(6.7)
Total assets	889.5				889.5				818.8
Operating income effect between the Corporate and Europe segment for modification in internal financial reporting changes			2.2				6.8
North America [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Net sales	128.9		128.2		423.6		425.2
Gross profit	20.0		17.3		70.5		59.4
Gross profit as % of sales (in hundredths)	15.50%		13.50%		16.60%		14.00%
Operating income (loss)	8.7		8.2		34.7		28.9
Total assets	202.3				202.3				218.3
Europe [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Net sales	140.5		115.7		425.6		359.9
Gross profit	17.2		12.1		51.2		44.7
Gross profit as % of sales (in hundredths)	12.20%		10.40%		12.00%		12.40%
Operating income (loss)	(5.3)	[1]	(7.9)	[1]	6.0	[1]	(22.6)	[1]
Total assets	354.8				354.8				332.2
South America [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Net sales	27.4		31.7		93.6		97.1
Gross profit	4.5		5.6		16.4		16.1
Gross profit as % of sales (in hundredths)	16.30%		17.50%		17.50%		16.50%
Operating income (loss)	1.1		2.6		6.2		7.6
Total assets	75.9				75.9				91.8
Asia [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Net sales	17.1		13.2		51.6		42.8
Gross profit	2.0		0		6.1		0.5
Gross profit as % of sales (in hundredths)	11.70%		0.20%		11.80%		1.10%
Operating income (loss)	(0.6)		(2.5)		(2.0)		(7.1)
Total assets	92.9				92.9				91.3
Commercial Products [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Net sales	37.0		41.3		104.2		105.3
Gross profit	13.1		13.1		31.4		31.1
Gross profit as % of sales (in hundredths)	35.50%		31.60%		30.10%		29.50%
Operating income (loss)	5.3		4.7		7.5		8.3
Total assets	133.7	[2]			133.7	[2]			73.7	[2]
Receivables and cash advance	50.0				50.0
Corporate and eliminations [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Net sales	(3.9)		(4.0)		(11.6)		(13.9)
Gross profit	0		0.1		0.3		0.7
Gross profit as % of sales (in hundredths)	0.00%		0.00%		0.00%		0.00%
Operating income (loss)	(8.3)	[1]	(8.9)	[1]	(21.9)	[1]	(21.8)	[1]
Total assets	29.9				29.9				11.5
Segment total [Member]
Segment Reporting Information, Revenue for Reportable Segment [Abstract]
Net sales	350.9		330.1		1,098.6		1,030.3
Gross profit	56.8		48.1		175.6		151.8
Gross profit as % of sales (in hundredths)	16.20%		14.60%		16.00%		14.70%
Operating income (loss)	$ 9.2		$ 5.1		$ 52.4		$ 15.1

[1] Segment operating income for fiscal 2013 has been recast to conform to the fiscal 2014 presentation. The Company has modified its internal financial reporting of intercompany charges for research and development and intercompany royalties between Corporate and the Europe segment. For the three and nine months ended December 31, 2012, the impact was $2.2 million and $6.8 million, respectively. There was no impact on the total Company financial results.

[2] Total assets within the Commercial Products segment included receivables and cash advances from the Company’s insurance provider related to the Airedale fire, which totaled $50.0 million as of December 31, 2013. See Note 2 for additional information.