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v3.20.2

Debt - Narrative (Details) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2020 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Sep. 30, 2018 USD ($) | Sep. 30, 2020 AUD ($)
Debt Instrument [Line Items] |  |  |  |  |
Current portion of long-term debt and other borrowings | $ 10,878,000 | $ 10,878,000 | $ 9,658,000 |  |
Outstanding borrowings | 5,000,000.0 | 5,000,000.0 | 3,200,000 |  |
Interest paid |  | $ 1,600,000 | $ 2,500,000 | $ 600,000 |
Credit Agreement |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Leverage ratio |  | 2.50 |  |  |
Debt instrument, covenant, actual consolidated leverage ratio (less than) |  | 1.0 |  |  |
Credit Agreement | Revolving Credit Facility | Line of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maximum borrowing capacity | 400,000,000 | $ 400,000,000 |  |  |
Borrowings | 0 | 0 |  |  |
Credit Agreement | Swingline | Line of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maximum borrowing capacity | 5,000,000 | 5,000,000 |  |  |
Credit Agreement | Letters of credit | Line of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Maximum borrowing capacity | $ 50,000,000 | $ 50,000,000 |  |  |
Credit Agreement | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, unused capacity, commitment fee percentage |  | 0.125% |  |  |
Credit Agreement | Minimum | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 0.00% |  |  |
Credit Agreement | Minimum | Eurocurrency Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 1.00% |  |  |
Credit Agreement | Minimum | Index Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 1.00% |  |  |
Credit Agreement | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, unused capacity, commitment fee percentage |  | 0.275% |  |  |
Credit Agreement | Maximum | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 0.75% |  |  |
Credit Agreement | Maximum | Eurocurrency Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 1.75% |  |  |
Credit Agreement | Maximum | Index Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 1.75% |  |  |
Australian Term Facility Agreement | Secured Debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, unused capacity, commitment fee percentage | 0.80% |  |  |  |
Debt instrument, face amount |  |  |  |  | $ 65,000,000
Outstanding borrowings | $ 21,400,000 | $ 21,400,000 |  |  |
Current portion of long-term debt and other borrowings | $ 3,600,000 | 3,600,000 |  |  |
Minimum liquidity |  |  |  |  | $ 25,000,000
Australian Term Facility Agreement | Australian Bank Bill Swap Bid Rate | Secured Debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on variable rate (as a percent) | 2.00% |  |  |  |
Canada And United Kingdom Facility | Line of Credit |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Borrowings | $ 7,000,000.0 | $ 7,000,000.0 |  |  |

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- Definition The actual total leverage ratio of the entity as of the balance sheet date. + References No definition available. + Details
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- Definition The total leverage ratio under the terms of the credit facility covenants. If the entity exceeds this ratio, the credit agreement will become secured by the assets of the entity and certain of the entity's subsidiaries. + References No definition available. + Details
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- Definition Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3367-108585 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585 + Details
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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. + 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 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: 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(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + 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)(3) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 3: 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(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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