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Deferred Charges and Other Assets
 12 Months Ended
Dec. 31, 2020
Other Assets, Noncurrent [Abstract]  
Other Assets Disclosure Deferred Charges and Other Assets
 December 31,
(in thousands)
20202019
Deposit on future leased plant and equipment$12,958 $12,958 
Finance lease right-of-use assets10,774 12,840 
Deferred income tax assets7,992 6,327 
Asbestos insurance receivables2,931 5,528 
Deferred financing costs, net of amortization2,106 1,507 
Other5,547 4,902 
$42,308 $44,062 
Deferred financing costs, net of amortization, in the table above include only those costs associated with the revolving credit facility. The amount of deferred financing costs, net of amortization related to the 4.10% senior notes is reported as a component of long-term debt. See Note 13 for further information on our long-term debt.