Debt Instrument, Percentage Of Capital Stock Of Domestic Subsidiaries

No definition available.

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- Definition

Debt Instrument, Percentage Of Capital Stock Of First-Tier Foreign Subsidiaries

+ References

No definition available.

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- Definition

Line of Credit Facility, Additional Borrowing Capacity

+ References

No definition available.

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- Definition

Long-term Debt, Maturities, Principal Repayments Per Four Payment Schedules, Option Four

+ References

No definition available.

+ Details

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- Definition

Long-term Debt, Maturities, Principal Repayments Per Four Payment Schedules, Option One

+ References

No definition available.

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- Definition

Long-term Debt, Maturities, Principal Repayments Per Four Payment Schedules, Option Three

+ References

No definition available.

+ Details

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- Definition

Long-term Debt, Maturities, Principal Repayments Per Four Payment Schedules, Option Two

+ References

No definition available.

+ Details

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- Definition

Long-term Debt, Maturities, Principal Repayments Per Three Payment Schedules

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(8))
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

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Balance Type:	debit
Period Type:	duration

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870

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-Name Accounting Standards Codification
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-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

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Balance Type:	debit
Period Type:	instant

- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

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Balance Type:	debit
Period Type:	instant

- 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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
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-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

- Definition

The effective interest rate at the end of the reporting period.

+ References

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- 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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Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current portion 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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(13))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Term Loan and Line of Credit (Narrative) (Details) - USD ($)	3 Months Ended
	Feb. 29, 2020	Feb. 28, 2019	Apr. 30, 2019
Credit Agreement
Line of Credit Facility [Line Items]
Additional borrowing capacity available			$ 185,000,000.0
Commitment fee percentage	3.31%
Principal repayments per four payment schedules, option one	$ 1,900,000
Principal repayments per four payment schedules, option two	3,800,000
Principal repayments per four payment schedules, option three	5,600,000
Principal repayments per four payment schedules, option four	7,500,000
Principal repayments per three payment schedules	9,400,000
Debt issuance cost	1,600,000
Unamortized debt issuance costs	1,200,000
Amortization of debt issuance costs	$ 100,000	$ 100,000
Percentage of capital stock of domestic subsidiaries	100.00%
Percentage of capital stock of first-tier foreign subsidiaries	65.00%
Credit Agreement \| Revolving line of credit
Line of Credit Facility [Line Items]
Term loan			301,000,000.0
Unsecured credit facility			100,000,000.0
Additional borrowing capacity available			125,000,000.0
Line of credit facility outstanding amount	$ 0
Credit Agreement \| Swing line loans
Line of Credit Facility [Line Items]
Term loan			25,000,000.0
Credit Agreement \| Letter of credit
Line of Credit Facility [Line Items]
Term loan			$ 25,000,000.0
Line of credit facility outstanding amount	1,800,000
Credit Agreement Maturing November 2022 \| Revolving line of credit
Line of Credit Facility [Line Items]
Line of credit facility outstanding amount	295,400,000
Line of credit, current	$ 13,200,000
Minimum \| Credit Agreement
Line of Credit Facility [Line Items]
Commitment fee percentage	0.25%
Maximum \| Credit Agreement
Line of Credit Facility [Line Items]
Commitment fee percentage	0.35%
Eurodollar \| Minimum \| Credit Agreement
Line of Credit Facility [Line Items]
Commitment fee percentage	1.50%
Eurodollar \| Maximum \| Credit Agreement
Line of Credit Facility [Line Items]
Commitment fee percentage	2.00%
Base Rate \| Minimum \| Credit Agreement
Line of Credit Facility [Line Items]
Commitment fee percentage	0.50%
Base Rate \| Maximum \| Credit Agreement
Line of Credit Facility [Line Items]
Commitment fee percentage	1.00%