XML 51 R40.htm IDEA: XBRL DOCUMENT v3.21.1
ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Tables)
12 Months Ended
Dec. 31, 2020
ACCOUNTS PAYABLE AND ACCRUED EXPENSES  
Schedule of accounts payable and accrued expenses

​

​

​

​

​

​

​

​

​

​

December 31, 

​

    

2020

    

2019

Accounts payable

​

$

1,194,659

​

$

879,347

Accrued payroll, taxes and vacation

​

 

202,339

​

 

305,259

Other

​

 

116,763

​

 

36,589

​

​

$

1,513,761

​

$

1,221,195