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Long-term debt (Tables)
6 Months Ended
Jun. 30, 2023
Long-term debt  
Schedule of Long-term Debt Instruments
June 30, 2023
December 31, 2022
Senior unsecured bond
119,100
125,000
Secured long-term debt
423,749
405,120
Total long-term
 
debt
$
542,849
$
530,120
Less: Deferred financing costs
 
(7,526)
(7,609)
Long-term debt, net of deferred financing costs
$
535,323
$
522,511
Less: Current long-term debt, net of deferred financing
 
costs,
current
(49,428)
(91,495)
Long-term debt, excluding current maturities
$
485,895
$
431,016
Schedule of Maturities of Long-term Debt
Period
Principal Repayment
Year 1
$
51,783
Year 2
51,783
Year 3
170,883
Year 4
51,783
Year 5
179,229
Year 6 and
 
thereafter
37,388
Total
$
542,849