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Debt - Credit Agreement (Details Textual) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2021 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Debt Instrument [Line Items] |  |  |  |  |
Carrying value of debt |  |  | $ 542,497,000 | $ 412,969,000 |
Proceeds from long term debt |  |  | 470,000,000 | 290,000,000 | $ 150,000,000
Principal repayments |  |  | 327,500,000 | 264,801,000 | 128,438,000
Net increase of available cash |  | $ 30,000,000 | 74,858,000 | (2,884,000) | 37,172,000
Payments of deferred financing costs |  |  | 14,539,000 | 0 | 3,000,000
Financing costs |  | 3,700,000 |  |  |
Loss on extinguishment of debt |  |  | 0 | 0 | (132,000)
Revolving Loan |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Principal repayments |  |  | 275,000,000 |  |
2018 Credit Agreement |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Credit Agreement |  | 350,000,000 |  |  |
Principal repayments |  | 120,000,000 |  |  |
2018 Credit Agreement | Revolving Loan |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Loss on extinguishment of debt |  |  |  |  | $ 100,000
2021 Credit Agreement |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Credit Agreement |  | 600,000,000 |  |  |
Payments of deferred financing costs | $ 500,000 |  | 3,000,000 |  |
Financing costs |  |  | $ 2,400,000 |  |
2021 Credit Agreement | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, unused capacity, commitment fee percentage |  |  | 0.15% |  |
2021 Credit Agreement | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, unused capacity, commitment fee percentage |  |  | 0.325% |  |
2021 Credit Agreement | Secured Overnight Financing Rate (SOFR) | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on term loan |  |  | 1.375% |  |
2021 Credit Agreement | Secured Overnight Financing Rate (SOFR) | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on term loan |  |  | 2.125% |  |
2021 Credit Agreement | Base Rate | Minimum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on term loan |  |  | 0.375% |  |
2021 Credit Agreement | Base Rate | Maximum |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on term loan |  |  | 1.125% |  |
2021 Credit Agreement | Revolving Loan |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Credit Agreement |  | 450,000,000 | $ 450,000,000 |  |
Term loan period | 5 years |  |  |  |
Credit facility term |  |  |  |  | 5 years
Principal repayments |  |  | $ 275,000,000 |  |
Basis spread on term loan |  |  | 1.375% |  |
Line of credit facility, unused capacity, commitment fee percentage |  |  | 0.15% |  |
Combined interest rate |  |  | 6.823% |  |
Credit Facility, current borrowing outstanding |  |  | $ 0 |  |
Credit facility, outstanding borrowings |  |  | $ 0 | 275,000,000 |
2021 Credit Agreement | Revolving Loan | Secured Overnight Financing Rate (SOFR) |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
SOFR, spread adjustment |  |  | 0.10% |  |
2021 Credit Agreement | Revolving Loan | Additional Repayments |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Principal repayments |  |  | $ 45,000,000 |  |
2021 Credit Agreement | Term SOFR Loans |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Basis spread on term loan |  |  | 0.10% |  |
2021 Credit Agreement | 2021 Term Loan |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Carrying value of debt |  | 150,000,000 | $ 130,713,000 | 137,969,000 |
Term loan period |  |  |  |  | 5 years
Proceeds from long term debt |  | $ 150,000,000 |  |  |
Principal repayments |  |  | $ 7,500,000 |  |
Basis spread on term loan |  |  | 1.375% |  |
Combined interest rate |  |  | 6.823% |  |
Financing costs |  |  | $ 2,412,000 | $ 2,656,000 |
2021 Credit Agreement | 2021 Term Loan | Secured Overnight Financing Rate (SOFR) |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
SOFR, spread adjustment |  |  | 0.10% |  |

X
- Definition Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 24 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-24 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 1 -SubTopic 230 -Topic 830 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481877/830-230-45-1 + Details
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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 average effective interest rate during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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- Definition Line items represent financial concepts included in a table. 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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, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-3 + 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 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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- Definition Period remaining on line of credit facility before it terminates, 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 Fair value of the amount outstanding under the credit facility. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-10 + Details
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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 Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + 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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