Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt and Lines of Credit - Schedule of Long-term Debt, Net of Current Portion (Details)

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Long-Term Debt and Lines of Credit - Schedule of Long-term Debt, Net of Current Portion (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Nov. 30, 2019
Sep. 30, 2019
Debt Instrument [Line Items]      
Principal $ 220,343    
Deferred Financing Costs, Net 1,240   $ 1,369
Less current portion 5,130   5,338
Met Fixed-Rate Term Loans      
Debt Instrument [Line Items]      
Principal 86,563 $ 4,455 89,688
Deferred Financing Costs, Net 672   724
Met Variable-Rate Term Loans      
Debt Instrument [Line Items]      
Principal 42,406   43,844
Deferred Financing Costs, Net 309   334
Met Citree Term Loan      
Debt Instrument [Line Items]      
Principal 4,638   4,750
Deferred Financing Costs, Net 38   40
Pru Loans A & B      
Debt Instrument [Line Items]      
Principal 15,677   16,257
Deferred Financing Costs, Net 221   224
Pru Loan E      
Debt Instrument [Line Items]      
Principal 4,345   4,455
Deferred Financing Costs, Net 0   9
Pru Loan F      
Debt Instrument [Line Items]      
Principal 0   4,455
Deferred Financing Costs, Net 0   38
Term Loans and PRU Loans      
Debt Instrument [Line Items]      
Principal 153,629   163,449
Deferred Financing Costs, Net 1,240   1,369
Less current portion 5,130   5,338
Long-term debt $ 148,499   $ 158,111