Commitments (Details) - USD ($)	1 Months Ended	12 Months Ended
Commitments (Details) - USD ($)	Nov. 01, 2017	Dec. 31, 2018
Commitments (Textual)
Description of business acquisition		(i) in the case of the Founder Shares, on the earlier of (A) one year after the completion of the Initial Business Combination or (B) subsequent to the Initial Business Combination, (x) if the last sale price of the Company's Class A common stock equals or exceeds $12.00 per share (as adjusted for stock splits, stock dividends, reorganizations, recapitalizations and the like) for any 20 trading days within any 30-trading day period commencing at least 150 days after the Initial Business Combination, or (y) the date on which the Company completes a liquidation, merger, capital stock exchange, reorganization or other similar transaction that results in all of the Company's stockholders having the right to exchange their shares of common stock for cash, securities or other property and (ii) in the case of the Placement Warrants and the respective Class A common stock underlying such warrants, 30 days after the completion of the Initial Business Combination.
Underwriters Agreement [Member]
Commitments (Textual)
Percentage of discount rate		2.00%
Gross proceeds of IPO		$ 6,000,000
Additional discount rate		3.50%
Additional, gross proceeds of IPO		$ 10,500,000
Purchase of over-allotment units	3,000,000
Percentage of over-allotment exercise	5.50%
Amount of initial business combination	$ 1,650,000

Haymaker Acquisition Corp. 10-K