Debt - Narrative (Details) - USD ($)					9 Months Ended		12 Months Ended
Debt - Narrative (Details) - USD ($)	Aug. 05, 2025	May 01, 2025	Nov. 06, 2024	May 02, 2023	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024	Aug. 31, 2022	Dec. 31, 2020
Debt Instrument [Line Items]
Number of securities called by warrants or rights (in shares)					3,018,304
Repayments of convertible debt					$ 14,949,000	$ 33,781,000
Line of Credit
Debt Instrument [Line Items]
Debt covenant, debt default threshold					1,000,000
2029 Senior Secured Notes \| Secured Debt
Debt Instrument [Line Items]
Debt aggregate face amount			$ 40,900,000
Stated interest rate of debt issued			9.00%
Redemption price as a percentage of principal amount			100.00%
Carrying amount of debt					$ 40,879,000		$ 40,879,000
Repurchased face amount							40,900,000
Effective interest rate					8.50%
2029 Senior Secured Notes \| Secured Debt \| Related Party
Debt Instrument [Line Items]
Carrying amount of debt					$ 31,800,000
2025 Notes \| Convertible Debt
Debt Instrument [Line Items]
Stated interest rate of debt issued									3.25%
Carrying amount of debt							14,949,000
Repurchased face amount							146,900,000
Debt instrument, repurchase amount							$ 33,800,000
Issuance of common shares in connection with a public offering, net of issuance costs (in shares)							2,900,000
Number of securities called by warrants or rights (in shares)							2,500,000
Repayments of convertible debt		$ 14,900,000
Effective interest rate					4.20%	4.20%
2025 Notes \| Convertible Debt \| Related Party
Debt Instrument [Line Items]
Carrying amount of debt							$ 0
Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity								$ 50,000,000
Debt aggregate face amount				$ 4,000,000
Minimum draw				8,500,000				$ 4,500,000
Line of credit increase				$ 4,000,000
Effective interest rate						36.10%
Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 15,000,000
Debt covenant, termination events threshold					$ 1,000,000
Debt issuance costs					200,000
Amount outstanding					0
Remaining borrowing capacity					$ 14,500,000
Revolving Credit Facility \| Minimum
Debt Instrument [Line Items]
Commitment fee rate				7.50%
Revolving Credit Facility \| Minimum \| Line of Credit
Debt Instrument [Line Items]
Basis spread	100.00%
Revolving Credit Facility \| Maximum
Debt Instrument [Line Items]
Commitment fee rate				12.50%
Revolving Credit Facility \| Maximum \| Line of Credit
Debt Instrument [Line Items]
Basis spread	250.00%
Line of Credit \| Short-Term Loan Agreement
Debt Instrument [Line Items]
Effective interest rate						112.50%

INSEEGO CORP. 10-Q