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Commitments and Contingencies (Tables)

9 Months Ended

Jan. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Schedule of Product Warranty Liability

Changes in our warranty liability for the nine months ended January 31, 2015 consisted of the following:

			Amount
Beginning accrued warranty costs			$	27,250
Warranties issued during the period			8,975
Settlements made during the period			(10,325		)
Changes in accrued warranty costs for pre-existing warranties during the period, including expirations			1,729
Ending accrued warranty costs			$	27,629

Schedule of Future Minimum Rental Payments for Operating Leases

Future minimum payments under non-cancelable operating leases, excluding executory costs such as management and maintenance fees, with initial or remaining terms of one year or more consisted of the following at January 31, 2015:

Fiscal years ending		Amount
2015		$	690
2016		2,392
2017		1,216
2018		287
2019		33
		$	4,618

Long-term Purchase Commitment

 As of January 31, 2015, we were obligated under the following conditional and unconditional purchase commitments, which included $750 in conditional purchase commitments:

Fiscal years ending		Amount
2015		$	395
2016		1,916
2017		1,000
2018		250
2019		100
		$	3,661

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Tabular disclosure of key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount.

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Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

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Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 8

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