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Stockholders' Equity - Common stock (Details) - USD ($)
 3 Months Ended 4 Months Ended 7 Months Ended 12 Months Ended 19 Months Ended
Mar. 08, 2024
Sep. 09, 2022
Aug. 02, 2022
May 16, 2022
Jan. 14, 2022
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2022
Dec. 31, 2022
Mar. 31, 2024
Dec. 31, 2023
Mar. 31, 2024
Oct. 31, 2023
Aug. 18, 2023
Aug. 17, 2022
Jul. 14, 2022
Class of Stock [Line Items]                                
Sale of common stock, net $ 2,500,000           $ 895,000                  
Common stock, shares authorized (in shares)           100,000,000       100,000,000 100,000,000 100,000,000        
Proceeds from sale of common stock, net             $ 895,000                  
Remained authorized amount for repurchase           $ 0       $ 0   $ 0        
Common Stock [Member]                                
Class of Stock [Line Items]                                
Issue and sale of share             168,164                  
Number of stock repurchased           179,866         78,559          
Treasury stock           $ 400,000       $ 400,000 $ 100,000 $ 400,000        
Common Stock [Member] | Maximum [Member]                                
Class of Stock [Line Items]                                
Authorized amount of repurchase of stock                         $ 500,000      
2022 Purchase Agreement [Member] | Lincoln Park Capital Fund, LLC [Member] | Maximum [Member]                                
Class of Stock [Line Items]                                
Common stock, shares authorized (in shares)       57,500,000                        
2022 Purchase Agreement [Member] | Lincoln Park Capital Fund, LLC [Member] | Common Stock [Member]                                
Class of Stock [Line Items]                                
Maximum value of shares to be issued under agreement     $ 50,000,000                          
Issue and sale of share           0     266,666 150,000 410,500          
Period exercisable from the date of issuance           36 months                    
Number of maximum common shares can be resale                             633,333  
Initial commitment shares     32,846                         32,846
Initial commitment fee paid in cash     $ 100,000                          
Aggregate gross proceeds from sales of common stock     $ 25,000,000                          
Proceeds from sale of common stock, net                 $ 3,200,000   $ 1,000,000          
2022 Purchase Agreement [Member] | Lincoln Park Capital Fund, LLC [Member] | Common Stock [Member] | Minimum [Member]                                
Class of Stock [Line Items]                                
Percentage issuance of common stock       19.99%                        
2022 Purchase Agreement [Member] | Lincoln Park Capital Fund, LLC [Member] | Common Stock [Member] | Maximum [Member]                                
Class of Stock [Line Items]                                
Number of maximum common shares can be resale                           1,500,000    
Number of shares reserved for issuance and sale                             600,486  
2020 Purchase Agreement [Member] | Lincoln Park Capital Fund, LLC [Member] | Common Stock [Member]                                
Class of Stock [Line Items]                                
Issue and sale of share                       527,166        
September 2022 Distribution Agreement [Member] | Canaccord Genuity LLC [Member] | At The Market Offering Program [Member]                                
Class of Stock [Line Items]                                
Reimburse of fee and disbursements expenses   $ 50,000                            
September 2022 Distribution Agreement [Member] | Canaccord Genuity LLC [Member] | Common Stock [Member] | At The Market Offering Program [Member]                                
Class of Stock [Line Items]                                
Issue and sale of share               68,758     1,819,993          
Proceeds from sale of common stock, net               $ 600,000     $ 4,300,000          
September 2022 Distribution Agreement [Member] | Canaccord Genuity LLC [Member] | Common Stock [Member] | Maximum [Member] | At The Market Offering Program [Member]                                
Class of Stock [Line Items]                                
Proceeds from sale of common stock, net   $ 5,000,000                            
Percentage of commission on gross proceeds from sale of common stock   3.00%                            
January 2022 Distribution Agreement [Member] | Canaccord Genuity LLC [Member] | Common Stock [Member]                                
Class of Stock [Line Items]                                
Issue and sale of share                     460,151          
Proceeds from sale of common stock, net                     $ 4,800,000          
January 2022 Distribution Agreement [Member] | Canaccord Genuity LLC [Member] | Common Stock [Member] | At The Market Offering Program [Member]                                
Class of Stock [Line Items]                                
Remaining availability under financing facility         $ 0                      
January 2022 Distribution Agreement [Member] | Canaccord Genuity LLC [Member] | Common Stock [Member] | Maximum [Member] | At The Market Offering Program [Member]                                
Class of Stock [Line Items]                                
Proceeds from sale of common stock, net         $ 5,000,000