Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt and CARES Act Loans - Debt and Maturities (Details)

v3.21.2
Long-Term Debt and CARES Act Loans - Debt and Maturities (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Aug. 06, 2021
Dec. 31, 2020
Debt Instrument [Line Items]      
Long-term debt $ 24,875   $ 47,508
Less: current portion of long-term debt (500)   (588)
Less: debt issuance costs (1,179) $ (900) (1,856)
Long-term debt, net of current portion 23,196   45,064
Future minimum loan payments:      
Long-term debt 24,875   47,508
Medium-term Notes | Term Loan Agreements      
Debt Instrument [Line Items]      
Long-term debt 24,875   47,400
Future minimum loan payments:      
Long-term debt $ 24,875   47,400
Construction Loans | Equipment Financing Agreements      
Debt Instrument [Line Items]      
Long-term debt     108
Future minimum loan payments:      
Long-term debt     $ 108