Debt Instrument Convertible Conversion Shares Per 1000 Principal Amount Of Notes

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 20

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- Definition

Earliest date when the debt instrument can be converted into equity, in CCYY-MM-DD format.

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- Definition

Remaining amortization period for discount on the liability component of convertible debt which may be settled in cash upon conversion, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instruments must exceed threshold percentage for a specified number of trading days to trigger conversion feature, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

+ References

No definition available.

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- Definition

Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

+ References

No definition available.

+ Details

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- Definition

Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios (for example, working capital ratio and debt service coverage ratio), and adherence to certain clauses which generally require or restrict certain actions (for example, entering into a debt arrangement with equal or greater seniority, and selling or discontinuing a certain business segment or material subsidiary) to be in compliance with the covenant clauses of the debt agreement. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants.

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-Name Regulation S-X (SX)

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Details

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees).

+ References

No definition available.

+ Details

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- Definition

The amount of the liability for the conversion option reclassified to stockholders' equity when the embedded option no longer required separation from the host instrument.

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

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- Definition

Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

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- Definition

Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

+ References

No definition available.

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Debt - Additional Information (Detail) (USD $)	3 Months Ended	0 Months Ended	9 Months Ended	0 Months Ended		3 Months Ended	9 Months Ended
Debt - Additional Information (Detail) (USD $)	Apr. 30, 2015	Oct. 31, 2012	Apr. 30, 2015	Jun. 30, 2014	Mar. 18, 2014	Apr. 30, 2014	Apr. 30, 2014	Jul. 31, 2014
Debt Instrument [Line Items]
Debt instrument issued	$ 100,000,000us-gaap_DebtInstrumentFaceAmount		$ 100,000,000us-gaap_DebtInstrumentFaceAmount					$ 100,000,000us-gaap_DebtInstrumentFaceAmount
Debt instrument, carrying amount	76,696,000us-gaap_LongTermNotesPayable		76,696,000us-gaap_LongTermNotesPayable					73,391,000us-gaap_LongTermNotesPayable
Convertible debt, remaining discount amortization period	46 months
Wells Fargo Bank Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum credit commitment		50,000,000
Credit facility expiry date		Oct. 31, 2015
Debt instrument, covenant description			The Credit Facility included one restrictive financial covenant, which is minimum EBITDA, and restrictions that limited the ability of the Company, to among other things, create liens, incur additional indebtedness, make investments, or dispose of assets or property without prior approval from the lenders.
Outstanding indebtedness under the Credit Facility	0		0
Wells Fargo Bank Credit Facility \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument, percentage points added to the reference rate		2.50%
Wells Fargo Bank Credit Facility \| Base Rate
Debt Instrument [Line Items]
Debt instrument, percentage points added to the reference rate		1.50%
PNC Bank Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum credit commitment				50,000,000
Credit facility expiry date				Jun. 30, 2019
Outstanding indebtedness under the Credit Facility	0		0					4,500,000
Line of credit facility, term				5 years
Line of credit facility, unutilized commitment fee percentage				0.25%
Scenario 1 \| PNC Bank Credit Facility \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument, percentage points added to the reference rate				2.25%
Scenario 2 \| PNC Bank Credit Facility \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument, percentage points added to the reference rate				1.00%
Scenario 2 \| PNC Bank Credit Facility \| Federal Funds Open Rate
Debt Instrument [Line Items]
Debt instrument, percentage points added to the reference rate				0.50%
Domestic Subsidiaries
Debt Instrument [Line Items]
Percentage of equity interests pledged			100.00%
Foreign Subsidiaries
Debt Instrument [Line Items]
Percentage of equity interests pledged			65.00%
Letter of Credit Sublimit \| PNC Bank Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum credit commitment				5,000,000
Uncommitted Accordion Feature \| PNC Bank Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum credit commitment				20,000,000
5.25% Convertible Senior Notes due 2019
Debt Instrument [Line Items]
Debt instrument issued	1,000		1,000		100,000,000
Debt instrument, stated interest rate					5.25%
Debt instrument convertible conversion shares per 1000 principal amount of notes	166.2593		166.2593
Initial Conversion price	$ 6.01		$ 6.01
Debt instrument, redemption price percentage					100.00%
Debt instrument, convertible, earliest date			Mar. 06, 2017
Debt instrument, convertible, threshold percentage of stock price trigger			130.00%
Debt instrument, convertible, threshold trading days			20
Debt instrument, convertible, threshold consecutive trading days			30 days
Debt instrument conversion option			28,100,000
Debt instrument issuance costs			3,400,000
Fair value of Notes payable	90,800,000		90,800,000					93,800,000
Debt instrument, interest expense	2,549,000		7,532,000			1,149,000	1,149,000
Debt instrument, interest rate, effective percentage	14.04%		14.04%
5.25% Convertible Senior Notes due 2019 \| Noncurrent Assets
Debt Instrument [Line Items]
Debt instrument issuance costs			$ 2,500,000