Other Assets (Tables)

6 Months Ended

Jun. 30, 2021

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of Other Assets

Components of other assets were as follows at the dates indicated (in thousands):

	June 30,		December 31,
	2021		2020
Amounts associated with liability insurance program:
Insurance collateral deposits	$	714	$	714
Excess loss fund	617		617
Accumulated interest income	469		449
Other amounts:
State collateral deposits	36		31
Materials and supplies	509		488
Debt issuance costs	324		—
Other	261		84
Total other assets	$	2,930	$	2,383