Reverse Recapitalization	3 Months Ended
Mar. 31, 2022
Reverse Recapitalization [Abstract]
REVERSE RECAPITALIZATION	NOTE 3. REVERSE RECAPITALIZATION On the Closing Date, the Company consummated the Business Combination in accordance with the BCA. Merger Sub merged with Old Jasper, with Old Jasper as the surviving company and as a wholly owned subsidiary of AMHC. AMHC was renamed Jasper Therapeutics, Inc., and Old Jasper was renamed Jasper Tx Corp. In accordance with the BCA, at the closing of the Business Combination, each share of Old Jasper common stock and Old Jasper redeemable convertible preferred stock outstanding immediately prior to the closing was automatically cancelled, extinguished and converted into the number of shares of the Company’s common stock or, in certain circumstances, the Company’s non-voting common stock, based on Old Jasper’s equity value of $275.0 million divided by $10.00. The exchange ratio agreed between the parties was one-for-0.282378 share of the Company’s common stock for all Old Jasper stockholders, except for Amgen Inc. (“Amgen”). Amgen’s 100 shares of Series A-2 redeemable convertible preferred stock were converted into 2,200,000 shares of the Company’s common stock, which represented 8% of the Old Jasper equity value, as per the terms of the Amgen’s agreement with Old Jasper. Each vested and unvested option to purchase shares of Old Jasper’s common stock outstanding at the closing of the Business Combination was converted into a comparable option to purchase shares of the Company’s common stock, with the same terms after giving effect of the exchange ratio. Each unvested award of restricted shares of Old Jasper common stock outstanding immediately prior to the closing was converted into a comparable right to receive restricted shares of the Company’s common stock, after giving effect of the same exchange ratio. In connection with the Business Combination, the Company received $95.3 million in net cash proceeds. This amount was comprised of $5.5 million of cash held in AMHC’s trust account from its initial public offering (after payment of redemptions and public offering expenses paid at the closing of the Business Combination) and $100.0 million of cash received by AMHC in connection with the PIPE Financing, net of AMHC’s transaction costs and placement agents’ fees of $9.0 million and operating expense payments of $1.2 million. The Company incurred $5.3 million of transaction costs, consisting of legal, professional, and banking fees, which were recorded as a reduction to additional paid-in capital.

Reverse Recapitalization

3 Months Ended

Mar. 31, 2022

NOTE 3. REVERSE RECAPITALIZATION

On the Closing Date, the Company consummated the Business Combination in accordance with the BCA. Merger Sub merged with Old Jasper, with Old Jasper as the surviving company and as a wholly owned subsidiary of AMHC. AMHC was renamed Jasper Therapeutics, Inc., and Old Jasper was renamed Jasper Tx Corp.

In accordance with the BCA, at the closing of the Business Combination, each share of Old Jasper common stock and Old Jasper redeemable convertible preferred stock outstanding immediately prior to the closing was automatically cancelled, extinguished and converted into the number of shares of the Company’s common stock or, in certain circumstances, the Company’s non-voting common stock, based on Old Jasper’s equity value of $275.0 million divided by $10.00. The exchange ratio agreed between the parties was one-for-0.282378 share of the Company’s common stock for all Old Jasper stockholders, except for Amgen Inc. (“Amgen”). Amgen’s 100 shares of Series A-2 redeemable convertible preferred stock were converted into 2,200,000 shares of the Company’s common stock, which represented 8% of the Old Jasper equity value, as per the terms of the Amgen’s agreement with Old Jasper. Each vested and unvested option to purchase shares of Old Jasper’s common stock outstanding at the closing of the Business Combination was converted into a comparable option to purchase shares of the Company’s common stock, with the same terms after giving effect of the exchange ratio. Each unvested award of restricted shares of Old Jasper common stock outstanding immediately prior to the closing was converted into a comparable right to receive restricted shares of the Company’s common stock, after giving effect of the same exchange ratio.

In connection with the Business Combination, the Company received $95.3 million in net cash proceeds. This amount was comprised of $5.5 million of cash held in AMHC’s trust account from its initial public offering (after payment of redemptions and public offering expenses paid at the closing of the Business Combination) and $100.0 million of cash received by AMHC in connection with the PIPE Financing, net of AMHC’s transaction costs and placement agents’ fees of $9.0 million and operating expense payments of $1.2 million. The Company incurred $5.3 million of transaction costs, consisting of legal, professional, and banking fees, which were recorded as a reduction to additional paid-in capital.