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Summary of Goodwill and Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2013
Intangible assets, balance	$ 4,757
Intangible assets, acquisition	6,826
Intangible assets, amortization	461
Intangible assets, balance	11,122
Goodwill beginning balance	3,588
Acquisition	1,252
Goodwill Ending Balance	$ 4,840

X

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount of assets, excluding financial assets and goodwill, lacking physical substance with a finite life acquired.

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Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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The aggregate amount of goodwill acquired in the period and allocated to the reportable segment. The value is stated at fair value based on the purchase price allocation.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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