Fair Value Measurements (Details 2) (Fair Value, Measurements, Nonrecurring [Member], USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Mar. 31, 2013
Estimate of Fair Value, Fair Value Disclosure [Member]
Assets, Fair Value Disclosure [Abstract]
Goodwill, Fair Value Disclosure	$ 17,701	$ 14,128
Intangible Assets, Finite and Indefinite, Fair Value Disclosure	11,267	11,283
Liabilities, Fair Value Disclosure [Abstract]
Restructuring Liabilities-Current, Fair Value Disclosure	438	584
Other Employee Benefit Plans Obligations, Fair Value Disclosure	195	195
Active markets for identical assets or liabilities (Level 1) [Member]
Assets, Fair Value Disclosure [Abstract]
Goodwill, Fair Value Disclosure	0	0
Intangible Assets, Finite and Indefinite, Fair Value Disclosure	0	0
Liabilities, Fair Value Disclosure [Abstract]
Restructuring Liabilities-Current, Fair Value Disclosure	0	0
Other Employee Benefit Plans Obligations, Fair Value Disclosure	0	0
Quoted prices in similar instruments and observable inputs (Level 2) [Member]
Assets, Fair Value Disclosure [Abstract]
Goodwill, Fair Value Disclosure	0	0
Intangible Assets, Finite and Indefinite, Fair Value Disclosure	0	0
Liabilities, Fair Value Disclosure [Abstract]
Restructuring Liabilities-Current, Fair Value Disclosure	0	0
Other Employee Benefit Plans Obligations, Fair Value Disclosure	0	0
Active markets for unobservable inputs (Level 3) [Member]
Assets, Fair Value Disclosure [Abstract]
Goodwill, Fair Value Disclosure	17,701	14,128
Intangible Assets, Finite and Indefinite, Fair Value Disclosure	11,267	11,283
Liabilities, Fair Value Disclosure [Abstract]
Restructuring Liabilities-Current, Fair Value Disclosure	438	584
Other Employee Benefit Plans Obligations, Fair Value Disclosure	$ 195	$ 195