| Pay vs Performance Disclosure | 12 Months Ended |
| Dec. 31, 2022 USD ($) $ / shares | Dec. 31, 2021 USD ($) $ / shares | Dec. 31, 2020 USD ($) $ / shares |
| Pay vs Performance Disclosure [Table] | | | |
| Pay vs Performance [Table Text Block] | Value of Initial Fixed $100 Investment Based on (4) : Year(a) (1) SCT Total for PEO(b) Compensation Actually Paid to PEO(c) (2) Average SCT Total for Non-PEO Named Executive Officers(d) (3) Average Compensation Actually Paid to Non-PEO Named Executive Officers(e) (2)(3) Total Shareholder Return(f) Peer Group Total Shareholder Return(g) Net Income Adjusted EBITDA (i) (5) 2022 $11,050,279 $13,210,191 $2,631,687 $3,087,365 $116 $102 $405 $318 2021 $6,323,603 $6,323,603 $1,620,284 $1,620,284 n/a n/a $154 $310 2020 $5,003,692 $5,003,692 $1,369,040 $1,362,156 n/a n/a $84 $85 | | |
| Named Executive Officers, Footnote [Text Block] | Mr. Lynn served as PEO and Mr. Baylouny, Mr. Dippold, Mr. Dorfman and Ms. Wallace served as Non-PEO Named Executive Officers in 2020, 2021 and 2022. | | |
| Peer Group Issuers, Footnote [Text Block] | Reflects our Cumulative TSR and our Peer Group Cumulative TSR for each measurement period from the date of our public listing (November 29, 2022) through December 31, 2022. Dividends are assumed to be reinvested, and the returns of each company in our PVP Peer Group are weighted to reflect relative stock market capitalization. Results assume that $100 was invested on November 29, 2022 (our first trading day), in each of our common stock and the stocks comprising our PVP Peer Group. Our PVP Peer Group is the same peer group used in the Performance Graph for purposes of Item 201(e)(1)(ii) of Regulation S-K in our Annual Report on Form 10-K, the S&P Aerospace & Defense Select Industry Index. | | |
| PEO Total Compensation Amount | $ 11,050,279 | $ 6,323,603 | $ 5,003,692 |
| PEO Actually Paid Compensation Amount | $ 13,210,191 | 6,323,603 | 5,003,692 |
| Adjustment To PEO Compensation, Footnote [Text Block] | Reconciliations of SCT Total Compensation to CAP Total Compensation for our PEO and Average SCT Total Compensation to Average CAP Total Compensation for our non-PEO NEOs is shown below: Adjustments to Determine CAP for PEO Covered Fiscal Year 2022 2021 2020 SCT Total for PEO $11,050,279 $6,323,603 $5,003,692 Pension Adjustments (i) Subtract “Change in Actuarial Present Value” reported in the SCT for the covered fiscal year $0 $0 $0 Add pension value attributable to covered fiscal year’s “service cost” $0 $0 $0 Add pension value attributable to the entire “prior service cost” of benefits granted (or credit for benefits reduced) in a plan amendment made in the covered fiscal year attributable to prior service periods $0 $0 $0 Equity Adjustments (ii) Subtract fair value (as of grant date) reported in the “Stock Awards” and “Option Awards” columns in the SCT for the covered fiscal year $5,881,021 $0 $0 Add fair value (as of end of year) of equity awards granted during the covered fiscal year that remain unvested as of year end $8,040,933 $0 $0 Add fair value (as of vesting date) of equity awards granted during the covered fiscal year that vest during the covered year $0 $0 $0 Add/Subtract the change in fair value from the prior year-end to the covered fiscal year-end for equity awards granted in prior fiscal years that were outstanding and unvested at the end of the prior year $0 $0 $0 Add/Subtract the change in fair value from the prior year-end to covered year-end for equity awards granted in prior fiscal years that vested during covered fiscal year $0 $0 $0 Subtract fair value (as of end of prior year) for equity awards granted in prior fiscal years that were forfeited during covered fiscal year $0 $0 $0 Add incremental fair value (as of modification date) of equity awards modified during covered fiscal year $0 $0 $0 Add dividends or other earnings paid on equity awards during covered fiscal year prior to vesting date of award that are not otherwise included in the total compensation for the covered fiscal year $0 $0 $0 Total Adjustments $2,159,912 $0 $0 CAP Total for PEO $13,210,191 $6,323,603 $5,003,692 (2) The fair value or incremental fair value of all incentive equity awards is determined in accordance with ASC 718, “Compensation – Stock Compensation,” generally using the same assumptions used in determining the grant date fair value of our equity awards reflected in the Summary Compensation Table; provided, in order to properly value outstanding Founders PRSUs and the portion of the 2022 PRSUs subject to market-based vesting | | |
| Non-PEO NEO Average Total Compensation Amount | $ 2,631,687 | 1,620,284 | 1,369,040 |
| Non-PEO NEO Average Compensation Actually Paid Amount | $ 3,087,365 | 1,620,284 | 1,362,156 |
| Adjustment to Non-PEO NEO Compensation Footnote [Text Block] | Reconciliations of SCT Total Compensation to CAP Total Compensation for our PEO and Average SCT Total Compensation to Average CAP Total Compensation for our non-PEO NEOs is shown below: Adjustments to Determine Average CAP for Non-PEO Named Executive Officers as a Group Covered Fiscal Year 2022 2021 2020 Average SCT Total for Non-PEO NEOs $2,631,687 $1,620,284 $1,369,040 Pension Adjustments (i) Subtract “Change in Actuarial Present Value” reported in the SCT for the covered fiscal year $0 $0 $7,248 Add pension value attributable to covered fiscal year’s “service cost” $0 $0 $0 Add pension value attributable to the entire “prior service cost” of benefits granted (or credit for benefits reduced) in a plan amendment made in the covered fiscal year attributable to prior service periods $0 $0 $0 Equity Adjustments (ii) Subtract fair value (as of grant date) reported in the “Stock Awards” and “Option Awards” columns in the SCT for the covered fiscal year $1,207,969 $0 $0 Add fair value (as of end of year) of equity awards granted during the covered fiscal year that remain unvested as of year end $1,663,647 $0 $0 Add fair value (as of vesting date) of equity awards granted during the covered fiscal year that vest during the covered year $0 $0 $0 Add/Subtract the change in fair value from the prior year-end to the covered fiscal year-end for equity awards granted in prior fiscal years that were outstanding and unvested at the end of the prior year $0 $0 $0 Add/Subtract the change in fair value from the prior year-end to covered year-end for equity awards granted in prior fiscal years that vested during covered fiscal year $0 $0 $0 Subtract fair value (as of end of prior year) for equity awards granted in prior fiscal years that were forfeited during covered fiscal year $0 $0 $0 Add incremental fair value (as of modification date) of equity awards modified during covered fiscal year $0 $0 $0 Add dividends or other earnings paid on equity awards during covered fiscal year prior to vesting date of award that are not otherwise included in the total compensation for the covered fiscal year $0 $0 $0 Total Adjustments $455,678 $0 $0 CAP Total for Non-PEO NEOs $3,087,365 $1,620,284 $1,362,156 __________________ (1) For all years, there was no pension value attributable to “service cost” or “prior service cost,” so no adjustments are reflected for these values required to be added as part of the CAP pension adjustments. (2) The fair value or incremental fair value of all incentive equity awards is determined in accordance with ASC 718, “Compensation – Stock Compensation,” generally using the same assumptions used in determining the grant date fair value of our equity awards reflected in the Summary Compensation Table; provided, in order to properly value outstanding Founders PRSUs and the portion of the 2022 PRSUs subject to market-based vesting | | |
| Compensation Actually Paid vs. Total Shareholder Return [Text Block] | Relationship between CAP and the Company’s Cumulative TSR As shown above in the “2022 Pay Versus Performance Table,” the PEO’s and other NEOs’ CAP amounts generally align with the Company’s Cumulative TSR. This is due primarily to the Company’s use of equity incentives, which are tied directly to stock price in addition to the Company’s financial performance. | | |
| Compensation Actually Paid vs. Net Income [Text Block] | Relationship between CAP and Company Net Income over FY 2020-2022 The following graphic depicts the relationship of the CAP received by our PEO and other NEOs in 2020, 2021 and 2022 to the Company’s Net Income. | | |
| Compensation Actually Paid vs. Company Selected Measure [Text Block] | Relationship between CAP and Company Adjusted EBITDA over FY 2020-2022 The following graphic depicts the relationship of the CAP received by our PEO and other NEOs in 2020, 2021 and 2022 to the Company’s Adjusted EBITDA. | | |
| Total Shareholder Return Vs Peer Group [Text Block] | Relationship between the Company’s Cumulative TSR and its Peer Group’s Cumulative TSR | | |
| Tabular List [Table Text Block] | Most Important Performance Measures Revenue Adjusted EBITDA Free Cash Flow | | |
| Total Shareholder Return Amount | $ 116 | | |
| Peer Group Total Shareholder Return Amount | 102 | | |
| Net Income (Loss) | $ 405 | $ 154 | $ 84 |
| Company Selected Measure Amount | $ / shares | 318 | 310 | 85 |
| PEO Name | Mr. Lynn | | |
| Additional 402(v) Disclosure [Text Block] | Represents CAP for our PEO and Average CAP for our non-PEO NEOs as a group, as determined in accordance with Item 402(v) and does not reflect the compensation ultimately earned or realized by our PEO or non-PEO NEOs.Reflects the average SCT and CAP “Total Compensation” of each of the non-PEO NEOs (determined as set forth below).Adjusted EBITDA reflects our net earnings before income taxes, depreciation, amortization of acquired intangible assets, restructuring costs, interest, acquisition and divestiture related expenses, foreign exchange, non-service pension expenditures and other one-time non-operational events. Adjusted EBITDA is an important measurement of our operational performance, measuring increased profit levels to enhance stockholder value. Equity Compensation Plan Information The following table provides information as of December 31, 2022, concerning shares of our common stock authorized for issuance under the ECP. Plan category (a) Number of securities to be issued upon exercise of outstanding options, warrants and rights(#) (1) (b) Weighted average exercise price of outstanding options, warrants and rights($) (2) (c) Number of securities remaining available for future issuance under equity compensation plans (excluding securities reflected in column (a))(#) (3) Equity compensation plans approved by security holders 8,634,042 $8.45 3,788,692 Equity compensation plans not approved by security holders — — — Total 8,634,042 $8.45 3,788,692 ____________________________________ (1) Column (a) includes outstanding stock options to acquire 5,377,685 Leonardo DRS shares of common stock relating to option awards assumed as part of the RADA Merger with a weighted average exercise price of $8.45, 1,426,059 shares issuable pursuant to outstanding RSUs and 1,830,298 shares issuable pursuant to outstanding PRSUs. Outstanding PRSUs are reflected at the maximum possible payout that may be earned during the relevant performance period. (2) The weighted average exercise price is calculated based solely on the outstanding stock options to acquire 5,377,685 Leonardo DRS shares of common stock relating to option awards assumed as part of the RADA Merger. It does not take into account the shares issuable upon vesting of outstanding RSUs and PRSUs, which have no exercise price. | | |
| Measure [Axis]: 1 | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Measure Name | Revenue | | |
| Measure [Axis]: 2 | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Measure Name | Adjusted EBITDA | | |
| Measure [Axis]: 3 | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Measure Name | Free Cash Flow | | |
| PEO [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | $ 2,159,912 | $ 0 | $ 0 |
| PEO [Member] | Change In Pension Value [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| PEO [Member] | Pension Adjustments, Service Cost [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| PEO [Member] | Pension Adjustments, Prior Service Cost [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| PEO [Member] | Stock Awards And Option Awards Adjustments [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 5,881,021 | 0 | 0 |
| PEO [Member] | Equity Awards Granted During the Year, Unvested [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 8,040,933 | 0 | 0 |
| PEO [Member] | Equity Awards Granted During the Year, Vested [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| PEO [Member] | Equity Awards Granted in Prior Years, Unvested [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| PEO [Member] | Equity Awards Granted in Prior Years, Vested [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| PEO [Member] | Equity Awards Granted in Prior Years, Forfeited [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| PEO [Member] | Equity Awards Modified During the Year [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| PEO [Member] | Equity Awards, Value of Dividends and Other Earnings Paid Adjustment [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| Non-PEO NEO [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 455,678 | 0 | 0 |
| Non-PEO NEO [Member] | Change In Pension Value [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 7,248 |
| Non-PEO NEO [Member] | Pension Adjustments, Service Cost [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| Non-PEO NEO [Member] | Pension Adjustments, Prior Service Cost [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| Non-PEO NEO [Member] | Stock Awards And Option Awards Adjustments [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 1,207,969 | 0 | 0 |
| Non-PEO NEO [Member] | Equity Awards Granted During the Year, Unvested [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 1,663,647 | 0 | 0 |
| Non-PEO NEO [Member] | Equity Awards Granted During the Year, Vested [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| Non-PEO NEO [Member] | Equity Awards Granted in Prior Years, Unvested [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| Non-PEO NEO [Member] | Equity Awards Granted in Prior Years, Vested [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| Non-PEO NEO [Member] | Equity Awards Granted in Prior Years, Forfeited [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| Non-PEO NEO [Member] | Equity Awards Modified During the Year [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | 0 | 0 | 0 |
| Non-PEO NEO [Member] | Equity Awards, Value of Dividends and Other Earnings Paid Adjustment [Member] | | | |
| Pay vs Performance Disclosure [Table] | | | |
| Adjustment to Compensation Amount | $ 0 | $ 0 | $ 0 |
