Commitments and Contingencies Lease Commitments We have commitments under operating leases for our facilities that expire on various dates through 2026, including the Waltham lease arrangement discussed in Note 6. Total lease expense, net of sublease income for the three and nine months ended March 31, 2015 was $4,087 and $12,886 , respectively, and $3,727 and $10,122 , for the three and nine months ended March 31, 2014 . We also lease certain machinery and plant equipment under both capital and operating lease agreements that expire at various dates through 2017. The aggregate carrying value of the leased equipment under capital leases included in property, plant and equipment, net in our consolidated balance sheet at March 31, 2015 , is $15,545 , net of accumulated depreciation of $3,584 ; the present value of lease installments not yet due included in other current liabilities and other liabilities in our consolidated balance sheet at March 31, 2015 amounts to $11,847 . Purchase Obligations At March 31, 2015 , we had unrecorded commitments under contract of $26,385 , which were principally composed of inventory purchase commitments of approximately $2,276 , production and computer equipment purchases of approximately $14,185 , and other unrecorded purchase commitments of $9,924 . Other Obligations We have an outstanding installment obligation of $ 14,133 related to the fiscal 2012 intra-entity transfer of the intellectual property of our subsidiary Webs, Inc., which results in tax being paid over a 7.5 year term and has been classified as a deferred tax liability in our consolidated balance sheet as of March 31, 2015 . Legal Proceedings We are not currently party to any material legal proceedings. Although we cannot predict with certainty the results of litigation and claims to which we may be subject from time to time, we do not expect the resolution of any of our current matters to have a material adverse impact on our consolidated results of operations, cash flows or financial position. In all cases, at eac