(Loss) Earnings Per Share (Antidilutive Securities Excluded from Computation of Earnings Per Share) (Details) - shares	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Excluded potential common shares from the computation of diluted net loss per share	4,007,090	14,055,431
Options to purchase common stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Excluded potential common shares from the computation of diluted net loss per share	3,290,959	2,017,441
Warrants to purchase redeemable convertible preferred stock (as converted to common stock)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Excluded potential common shares from the computation of diluted net loss per share		108,406
Warrants to purchase common stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Excluded potential common shares from the computation of diluted net loss per share	716,131
Redeemable convertible preferred stock (as converted to common stock)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Excluded potential common shares from the computation of diluted net loss per share		11,929,584