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Other liabilities (Details) (USD $)
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Oct. 31, 2014
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Jul. 31, 2014
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|---|---|---|
| Other liabilities (Details) [Line Items] | ||
| Other Liabilities, Current | $ 778,000 | $ 790,000 |
| Accrued Legal Settlement | 1,200,000 | |
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Capital Lease Obligation [Member] | Clinical Labs [Member]
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| Other liabilities (Details) [Line Items] | ||
| Capital Leases, Future Minimum Payments, Interest Included in Payments | 38,000 | |
| Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments | 461,000 | |
| Other Liabilities, Current | 149,000 | |
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Installment Loans [Member] | Clinical Labs [Member]
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| Other liabilities (Details) [Line Items] | ||
| Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments | 551,000 | |
| Other Liabilities, Current | $ 229,000 |
| X | ||||||||||
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- Definition
Accrued legal settlement. No definition available.
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- Details
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- Definition
Amount necessary to reduce net minimum lease payments to present value for capital leases. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Aggregate carrying amount of current liabilities (due within one year or within the normal operating cycle if longer) not separately disclosed in the balance sheet. Includes costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered and of liabilities not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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