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Radyne Acquisition-Related Restructuring Plan - Details of Future Cash Payments (Details) - USD ($) | Jan. 31, 2017 | Jul. 31, 2016 | Aug. 01, 2008 | Jul. 31, 2008
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Radyne Acquisition Related Restructuring Plan [Abstract] |  |  |  |
Future lease payments to be made | $ 2,652,000 | $ 3,327,000 | $ 2,100,000 | $ 2,100,000
Interest expense to be accreted in future periods | 294,000 |  |  |
Total remaining payments | $ 2,946,000 |  |  |

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- Definition Amount accrued to cover estimated present value of facility exit costs related to noncancellable lease obligations assumed in a business combination, net of the present value of estimated sublease income. + References No definition available. + Details
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- Definition Radyne Acquisition-Related Restructuring Plan [Abstract] + References No definition available. + Details
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- Definition The total amount of interest to be accreted on facility-related exit costs in future periods. + References No definition available. + Details
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- Definition Total net amount expected to be paid in the future for the specified restructuring cost. + References No definition available. + Details
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