CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Long-term liabilities:
Net of debt issuance cost	$ 6,000,000	$ 6,000,000
Stockholders' equity:
Preferred Stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred Stock, shares authorized (in shares)	5,000,000	5,000,000
Preferred Stock, shares issued (in shares)	0	0
Preferred Stock, shares outstanding (in shares)	0	0
Common Stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common Stock, shares authorized (in shares)	95,000,000	95,000,000
Common Stock, shares issued (in shares)	31,773,154	21,233,039
Common Stock, shares outstanding (in shares)	31,773,154	21,233,039