Derivative Warrant Liabilities (Details) - $ / shares	9 Months Ended
Derivative Warrant Liabilities (Details) - $ / shares	Sep. 30, 2021	Dec. 31, 2020	Dec. 28, 2020
Warrants [Abstract]
Period to exercise warrants after Business Combination	30 days
Period to exercise warrants after closing of Initial Public Offering	12 months
Period to file registration statement after initial Business Combination	15 days
Period for registration statement to become effective	60 days
Exercise price of warrant (in dollars per share)	$ 11.50
Expiration period of warrants	5 years
Threshold trigger price for redemption of warrants (in dollars per share)	$ 10.00
Class A Common Stock [Member]
Warrants [Abstract]
Trading day period to calculate volume weighted average trading price	20 days
Threshold trading days	20 days
Threshold consecutive trading days	30 days
Number of shares issued upon exercise of warrant (in shares)			1
Class A Common Stock [Member] \| Minimum [Member]
Warrants [Abstract]
Share price (in dollars per share)	$ 12.00
Redemption of Warrants When Price Equals or Exceeds $18.00 [Member]
Warrants [Abstract]
Percentage multiplier	180.00%
Warrant redemption price (in dollars per share)	$ 0.01
Notice period to redeem warrants	30 days
Threshold trading days	10 days
Threshold consecutive trading days	20 days
Redemption period	30 days
Redemption of Warrants When Price Equals or Exceeds $18.00 [Member] \| Class A Common Stock [Member] \| Minimum [Member]
Warrants [Abstract]
Share price (in dollars per share)	$ 18.00
Redemption of Warrants When Price Equals or Exceeds $10.00 [Member]
Warrants [Abstract]
Warrant redemption price (in dollars per share)	$ 0.10
Notice period to redeem warrants	30 days
Redemption of Warrants When Price Equals or Exceeds $10.00 [Member] \| Maximum [Member]
Warrants [Abstract]
Number of shares issued upon exercise of warrant (in shares)	0.361
Redemption of Warrants When Price Equals or Exceeds $10.00 [Member] \| Class A Common Stock [Member]
Warrants [Abstract]
Trading day period to calculate volume weighted average trading price following notice of redemption	10 days
Redemption of Warrants When Price Equals or Exceeds $10.00 [Member] \| Class A Common Stock [Member] \| Minimum [Member]
Warrants [Abstract]
Share price (in dollars per share)	$ 10.00
Additional Issue of Common Stock or Equity-Linked Securities [Member]
Warrants [Abstract]
Percentage multiplier	115.00%
Warrant redemption price (in dollars per share)	$ 18.00
Additional Issue of Common Stock or Equity-Linked Securities [Member] \| Minimum [Member]
Warrants [Abstract]
Aggregate gross proceeds from issuance as a percentage of total equity proceeds	60.00%
Additional Issue of Common Stock or Equity-Linked Securities [Member] \| Class A Common Stock [Member]
Warrants [Abstract]
Trading day period to calculate volume weighted average trading price	20 days
Additional Issue of Common Stock or Equity-Linked Securities [Member] \| Class A Common Stock [Member] \| Maximum [Member]
Warrants [Abstract]
Share price (in dollars per share)	$ 9.20
Public Warrant [Member]
Warrants [Abstract]
Warrants outstanding (in shares)	16,560,000	16,560,000
Private Placement Warrant [Member]
Warrants [Abstract]
Warrants outstanding (in shares)	8,624,000	8,624,000

Healthcare Services Acquisition Corp 10-Q/A