Schedule of Companys Other Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Mar. 31, 2012
Intangible Assets [Line Items]
Gross Amount, Total	$ 112,786	$ 113,550
Accumulated Amortization ,Total	(9,085)	(6,468)
Net Amount ,Total	103,701	107,082
Trademarks
Intangible Assets [Line Items]
Indefinite-lived intangible assets, Gross Amount	86,298	86,745
Finite-lived intangible assets, Gross Amount	2,004	2,003
Indefinite-lived intangible assets, Accumulated Amortization	(953)	(953)
Finite-lived intangible assets, Accumulated Amortization	(727)	(643)
Indefinite-lived intangible assets, Net Amount	85,345	85,792
Finite-lived intangible assets, Net Amount	1,277	1,360
Customer Relationships
Intangible Assets [Line Items]
Finite-lived intangible assets, Gross Amount	14,016	14,330
Finite-lived intangible assets, Accumulated Amortization	(3,994)	(2,839)
Finite-lived intangible assets, Net Amount	10,022	11,491
Noncompete Agreements
Intangible Assets [Line Items]
Finite-lived intangible assets, Gross Amount	2,558	2,602
Finite-lived intangible assets, Accumulated Amortization	(1,524)	(1,224)
Finite-lived intangible assets, Net Amount	1,034	1,378
Patents
Intangible Assets [Line Items]
Finite-lived intangible assets, Gross Amount	5,383	5,230
Finite-lived intangible assets, Accumulated Amortization	(1,237)	(615)
Finite-lived intangible assets, Net Amount	4,146	4,615
Licensing Agreements
Intangible Assets [Line Items]
Finite-lived intangible assets, Gross Amount	2,527	2,640
Finite-lived intangible assets, Accumulated Amortization	(650)	(194)
Finite-lived intangible assets, Net Amount	$ 1,877	$ 2,446