Other Intangible Assets (Details Textual) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Goodwill and Intangible Assets (Additional Textual) [Abstract]
Amortization expense related to amortizable intangible assets	$ 660	$ 659
Estimated aggregate amortization expense for year ending June 30, 2017	$ 12,205
Time period over which estimated aggregate amortization is expensed	5 years
Trademarks subject to amortization (5 years) [Member]
Goodwill and Intangible Assets (Textual) [Abstract]
Intangible Assets, Useful Life	5 years
Customer Relationships (20 years) [Member]
Goodwill and Intangible Assets (Textual) [Abstract]
Intangible Assets, Useful Life	20 years
Intellectual Property (7 years) [Member]
Goodwill and Intangible Assets (Textual) [Abstract]
Intangible Assets, Useful Life	7 years