Acquired Intangible Assets, net (Tables)

Acquired intangible assets, net, resulting from the acquisition of PowerReviews and Longboard Media, as of January 31, 2014 are as follows (in thousands):


	Gross Fair		Accumulated			Net Book
	Value		Amortization			Value
Customer relationships	$	51,266	$	(7,837	)	$	43,429
Developed technology		5,400		(2,940	)		2,460
Domain name (indefinite useful life)		800		—			800

	$	57,466	$	(10,777	)	$	46,689

Acquired intangible assets, net, resulting from the acquisition of PowerReviews and Longboard Media, as of April 30, 2013 are as follows (in thousands):


	Gross Fair		Accumulated			Net Book
	Value		Amortization			Value
Customer relationships	$	51,238	$	(3,924	)	$	47,314
Developed technology		5,400		(1,590	)		3,810
Domain name (indefinite useful life)		800		—			800

	$	57,438	$	(5,514	)	$	51,924

The expected future amortization expense for intangible assets for each of the fiscal years ended thereafter is as follows (in thousands):


Remaining three months of Fiscal 2014		1,754
Fiscal 2015		7,020
Fiscal 2016		5,312
Fiscal 2017		5,087
Fiscal 2018		5,087
Thereafter		21,629

Total amortization expense (customer relationships and developed technology)	$	45,889