Amount of amortization expense attributable to debt issuance costs.

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

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No definition available.

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The average effective interest rate during the reporting period.

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Indicates type of variable interest rate on debt instrument.

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

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Amount of the fee for available but unused credit capacity under the credit facility.

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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.

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

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No definition available.

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Average amount outstanding of long-term debt.

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Weighted average interest rate of long-term debt outstanding calculated over time.

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Borrowings - NMNLC Credit Facility II (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Nov. 01, 2022	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Line of Credit Facility [Line Items]
Amortization of financing costs			$ 6,866	$ 7,502
Revolving Credit Facility \| NMNLC Credit Facility II \| Line of Credit
Line of Credit Facility [Line Items]
Debt instrument, variable interest rate, type [Extensible Enumeration]			Secured Overnight Financing Rate (SOFR) [Member]
Interest expense		$ 41		135
Non-usage fee		0		1
Amortization of financing costs		$ 21		$ 64
Weighted average interest rate		7.60%		7.60%
Effective interest rate		11.70%		11.40%
Average debt outstanding		$ 2,151	$ 0	$ 2,341
Revolving Credit Facility \| NMNLC Credit Facility II \| Line of Credit \| NMNLC And NM CLFX LP
Line of Credit Facility [Line Items]
Interest rate margin	2.25%
Maximum amount of borrowings available	$ 27,500
Revolving Credit Facility \| NMNLC Credit Facility II \| Line of Credit \| NMNLC
Line of Credit Facility [Line Items]
Commitment fee percentage on unused capacity	0.05%
Revolving Credit Facility \| NMNLC Credit Facility II \| Line of Credit \| NMNLC \| Minimum
Line of Credit Facility [Line Items]
Interest rate margin	0.35%