Fair Value Measurements (Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 31, 2013	Mar. 31, 2015	Mar. 31, 2014	Jun. 30, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of other intangible assets	$ 1,729
Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets measured at fair value on a nonrecurring basis		0	0
Liabilities measured at fair value on a nonrecurring basis	0	0	0
Impairment of other intangible assets	1,729
Fair Value, Measurements, Nonrecurring [Member] | Quoted prices in active markets Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other intangible assets measured at fair value on a nonrecurring basis				0
Fair Value, Measurements, Nonrecurring [Member] | Significant other observable inputs Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other intangible assets measured at fair value on a nonrecurring basis				0
Fair Value, Measurements, Nonrecurring [Member] | Significant unobservable inputs Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other intangible assets measured at fair value on a nonrecurring basis				$ 535