Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.22.0.1
Subsequent Events (Details)
12 Months Ended
Mar. 14, 2022
USD ($)
subsidiary
$ / shares
Jan. 28, 2022
USD ($)
Dec. 31, 2021
Dec. 31, 2020
Feb. 28, 2022
campus
Nov. 05, 2018
USD ($)
Subsequent Event [Line Items]            
First time pass rate (as a percent)     58.00% 80.00%    
Letter of credit or surety bond posted   $ 18,300,000        
Letter of credit or surety bond posted period   45 days        
Revolving Credit Facility | Credit Facility Agreement            
Subsequent Event [Line Items]            
Line of credit, maximum borrowing capacity           $ 5,000,000
Debt instrument, interest rate, stated percentage           12.00%
Subsequent Event | Phoenix, Arizona            
Subsequent Event [Line Items]            
Number of pre-licensure campuses | campus         2  
Subsequent Event | Revolving Credit Facility | Credit Facility Agreement            
Subsequent Event [Line Items]            
Debt instrument, interest rate, stated percentage 14.00%          
Extension period 1 year          
Subsequent Event | Convertible Notes Payable            
Subsequent Event [Line Items]            
Debt instrument, face amount of loan $ 10,000,000          
Proceeds from issuance of debt $ 10,000,000          
Debt instrument, term 5 years          
Debt instrument, interest rate, stated percentage 12.00%          
Conversion price (in dollars per share) | $ / shares $ 1.00          
Closing price of common stock (in dollars per share) | $ / shares $ 2.00          
Consecutive trading day period | subsidiary 30          
Subsequent Event | Line of Credit | Revolving Credit Facility            
Subsequent Event [Line Items]            
Line of credit, maximum borrowing capacity $ 20,000,000          
Debt instrument, term 1 year          
Debt instrument, interest rate, stated percentage 12.00%          
Commitment fee (as a percent) 1.00%          
Commitment fee $ 200,000          
Replacement period 6 months          
Additional commitment fee (as a percent) 1.00%