Nauticus Robotics, Inc. Quarterly report [Sections 13 or 15(d)]

Quarterly report [Sections 13 or 15(d)]

Subsequent Events (Details)

Subsequent Events (Details)											1 Months Ended	9 Months Ended	12 Months Ended
Subsequent Events (Details)	Sep. 30, 2025 USD ($)	Mar. 20, 2025 USD ($) $ / shares	Dec. 31, 2024 USD ($) shares	Dec. 27, 2024 shares	Dec. 26, 2024 $ / shares shares	Nov. 04, 2024 USD ($) day $ / shares	Jul. 22, 2024 $ / shares shares	May 01, 2024 USD ($) $ / shares	Jan. 30, 2024 USD ($) $ / shares	Sep. 09, 2022 USD ($) $ / shares	Jan. 31, 2025 USD ($) shares	Dec. 31, 2024 USD ($) shares	Dec. 31, 2024 USD ($) shares	Jan. 30, 2025 $ / shares	Dec. 11, 2024 USD ($)	Jul. 21, 2024 shares	Mar. 31, 2024 USD ($) $ / shares shares	Dec. 31, 2023 USD ($) $ / shares shares	Sep. 18, 2023
Subsequent Event [Line Items]
Common stock, par value (in dollars per share) \| $ / shares																	$ 0.0001	$ 0.0001
Common stock, shares outstanding (in shares) \| shares																	57,317,025	50,035,824
Subsequent Event
Subsequent Event [Line Items]
Preferred stock, number of shares authorized (in shares) \| shares					40,000
Preferred stock, stated value per share (in dollars per share) \| $ / shares						$ 1,000
Preferred stock, par value per share (in dollars per share) \| $ / shares						$ 0.0001
Preferred stock dividend rate (as a percent)					0.05
Preferred stock liquidation preference (in dollars per share) \| $ / shares					$ 1.23
Preferred stock redemption premium (as a percent)					0.25
Maximum ownership percentage allowed (as a percent)			0.099									0.099	0.099
Stock split ratio							0.028
Common stock, par value (in dollars per share) \| $ / shares							$ 0.0001
Common stock, shares outstanding (in shares) \| shares							4,169,679									150,107,598
Subsequent Event \| SeaTrepid International, L.L.C
Subsequent Event [Line Items]
Common stock, par value (in dollars per share) \| $ / shares		$ 0.00001
Asset acquisition, consideration transferred		$ 16,000,000
Payments for asset acquisitions		4,000,000
Asset acquisition, consideration transferred, contingent consideration		5,500,000
Asset acquisition, liabilities		$ 2,800,000
Asset acquisition, purchase agreement earn out thresholds during the period		6 months
Subsequent Event \| At The Market Offering
Subsequent Event [Line Items]
Consideration from sale of stock											$ 19,438,100		$ 9,357,954
Sales of stock, shares issued (in shares) \| shares											7,488,822		1,406,424
Proceeds from sale of stock											$ 20,141,905		$ 9,857,857
Stock issuance costs											703,805		499,903
Subsequent Event \| Scenario, Plan \| SeaTrepid International, L.L.C
Subsequent Event [Line Items]
Payments for asset acquisitions	$ 4,000,000
Subsequent Event \| Scenario, Plan \| At The Market Offering
Subsequent Event [Line Items]
Consideration from sale of stock											$ 20,189,798		9,858,269
Senior Secured Term Loan Agreement \| Convertible debt
Subsequent Event [Line Items]
Original issue discount percentage									0.05
Conversion price (in dollars per share) \| $ / shares									$ 0.4582
Maximum borrowing capacity									$ 9,551,856
Senior Secured Term Loan Agreement \| Convertible debt \| Subsequent Event
Subsequent Event [Line Items]
Conversion price (in dollars per share) \| $ / shares								$ 16.50						$ 1.59
Debt instrument term								30 years
Maximum borrowing capacity								$ 1,000,000
Convertible secured debentures \| Convertible debt
Subsequent Event [Line Items]
Aggregate principal amount										$ 36,530,320
Original issue discount percentage									0.05										0.05
Conversion price (in dollars per share) \| $ / shares									$ 0.4582	$ 15.00
Conversion ratio									1.20	1.20
Conversion price floor (in dollars per share) \| $ / shares									$ 0.0878
Stock price trigger, threshold percentage									98.00%
Debt instrument term										4 years
Convertible secured debentures \| Convertible debt \| Subsequent Event \| ATW Special Situations I LLC
Subsequent Event [Line Items]
Convertible debt, number of shares (in shares) \| shares				27,588
Convertible secured debentures \| Convertible debt \| Subsequent Event \| SLS Family Irrevocable Trust
Subsequent Event [Line Items]
Convertible debt, number of shares (in shares) \| shares			2,504
Convertible secured debentures \| Convertible debt \| Subsequent Event \| Material Impact
Subsequent Event [Line Items]
Convertible debt, number of shares (in shares) \| shares			5,342
Convertible Secured Debentures, November 2024 Debentures \| Convertible debt \| Subsequent Event
Subsequent Event [Line Items]
Aggregate principal amount						$ 1,150,000									$ 1,000,000
Debt limit increase						$ 20,000,000
Original issue discount percentage						0.02
Basis spread on variable rate (as a percent)						2.00%
Conversion price (in dollars per share) \| $ / shares						$ 1.23
Conversion ratio						1.20
Conversion price floor (in dollars per share) \| $ / shares						$ 0.246
Stock price trigger, threshold percentage						98.00%
Threshold trading days \| day						10
New convertible debentures (fair value) \| Convertible debt
Subsequent Event [Line Items]
Aggregate principal amount																	$ 36,530,320	$ 0
New convertible debentures (fair value) \| Convertible debt \| Subsequent Event \| ATW Special Situations I LLC
Subsequent Event [Line Items]
Convertible debt, number of shares (in shares) \| shares												4,818,836
Aggregate principal amount			$ 12,869,231									$ 12,869,231	12,869,231
Interest expense on debt												$ 442,140
New convertible debentures (fair value) \| Convertible debt \| Subsequent Event \| SLS Family Irrevocable Trust
Subsequent Event [Line Items]
Convertible debt, number of shares (in shares) \| shares												699,053
Aggregate principal amount			$ 1,836,720									$ 1,836,720	$ 1,836,720
Interest expense on debt												$ 4,785