Acquired Intangible Assets, net

6 Months Ended

Oct. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Acquired Intangible Assets, net

Acquired Intangible Assets, net

Acquired intangible assets, net, as of October 31, 2016 and April 30, 2016 are as follows (in thousands):

	October 31, 2016							April 30, 2016
	Gross Fair Value		Accumulated Amortization			Net Book Value		Gross Fair Value		Accumulated Amortization			Net Book Value
Customer relationships	$	11,835	$	(4,777	)	$	7,058	$	11,835	$	(4,158	)	$	7,677
Developed technology	3,265		(1,661		)	1,604		3,265		(1,335		)	1,930
Total	$	15,100	$	(6,438	)	$	8,662	$	15,100	$	(5,493	)	$	9,607

The amortization of customer relationships is recorded as amortization expense and the amortization for developed technology is amortized to cost of revenue.

The following table presents our estimate of future amortization expense for definite-lived intangible assets (in thousands):

Fiscal period:	Amount
Remaining six months of Fiscal year 2017	$	945
Fiscal year 2018	1,890
Fiscal year 2019	1,856
Fiscal year 2020	1,130
Fiscal year 2021	1,130
Thereafter	1,711
Total	$	8,662