Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended	6 Months Ended	9 Months Ended	12 Months Ended
	Oct. 31, 2020	Jul. 02, 2021	Oct. 01, 2021	Dec. 31, 2020
Shareholders' Equity (Details) [Line Items]
Public warrants outstanding			20,000,000
Aggregate purchase of shares			3,750,000
Non-controlling interest, description			As of October 1, 2021 and December 31, 2020, the Company ownership and voting structure was comprised of holders of our Class A common stock that participate 100% in the results of Atlas Technical Consultants, Inc. and 90.9% and 36.4%, respectively, in Atlas Intermediate and its subsidiaries and holders of our Class B common stock that participate in the results of Atlas Intermediate and its subsidiaries until their Class B common stock is converted to Class A common stock.
Common stock participate non-controlling interest percentage			9.10%	63.60%
Private Placement Warrants [Member]
Shareholders' Equity (Details) [Line Items]
Warrants outstanding per share (in Dollars per share)			$ 1
Description of warrants for redemption		The Private Placement Warrants were identical to the Public Warrants discussed above, except (i) they would not be redeemable by the Company so long as they were held by the Sponsor and (ii) they were exercisable by the holders on a cashless basis.
Class A Common Stock [Member]
Shareholders' Equity (Details) [Line Items]
Common stock, shares issued			33,620,212	12,841,584
Common stock, shares outstanding			33,620,212	12,841,584
Description of voting rights of common stock			Holders of the Company’s Class A common stock are entitled to one vote for each share.
Common stock, authorized			400,000,000	400,000,000
Common stock, par value (in Dollars per share)			$ 0.0001	$ 0.0001
Warrants, description	the Company offered each holder of its outstanding warrants, including the Public Warrants and the Private Placement Warrants, the opportunity to exchange their warrants for shares of the Company’s Class A common stock, par value $0.0001 per share. Each holder was set to receive 0.1665 or 0.185 shares of Class A common stock in exchange for each outstanding warrant tendered by the holder and exchanged pursuant to the terms of the offer. The redemption rate was dependent upon whether the warrant holder tendered their warrants prior to the offer deadline. Warrant holders who tendered their warrants for exchange prior to the expiration of the tender offer period received the 0.185 conversion rate, and any warrant holders who did not tender their warrants by the appropriate deadline received the 0.1665 conversion rate.
Class A Common Stock [Member] | Public Warrants [Member]
Shareholders' Equity (Details) [Line Items]
Description of voting rights of common stock			Public Warrants – In November 2018, the Company consummated its initial public offering of units, each consisting of one share of Class A common stock and one warrant (each a “Public Warrant”).
Warrants outstanding per share (in Dollars per share)			$ 11.5
Description of warrants for redemption			The Public Warrants were set to expire five years after the closing of the Atlas Business Combination or earlier upon redemption or liquidation. The Company had the ability to call the Public Warrants for redemption, in whole and not in part, at a price of $0.01 per warrant with not less than 30 days’ notice provided to the Public Warrant holders. However, this redemption right could only be exercised if the last sale price of the Class A common stock equaled or exceeded $18.00 per share for any 20 trading days within a 30-day trading period ending three business days before we send the notice of redemption to the Public Warrant holders.
Class A Common Stock [Member] | Private Placement Warrants [Member]
Shareholders' Equity (Details) [Line Items]
Warrants outstanding per share (in Dollars per share)			$ 11.5
Private placement shares			1,000,000
Private placement per shares (in Dollars per share)			$ 10.23
Aggregate consideration private placement (in Dollars)			$ 10.2
Class B Common Stock [Member]
Shareholders' Equity (Details) [Line Items]
Common stock, shares issued			3,353,101
Common stock, shares outstanding			3,353,101	22,438,828
Description of voting rights of common stock			Class B common stock was issued to the holders of Holdings Units in Atlas Intermediate in connection with the Atlas Business Combination and are non-economic but entitle the holder to one vote per share.
Common stock, authorized			3,353,101
Common stock, par value (in Dollars per share)			$ 0.0001