Investments (Tables)

3 Months Ended

Mar. 31, 2025

Investments

Schedule of marketable securities

	March 31, 2025				December 31, 2024
	Amortized		Market		Amortized		Market
	Cost		Value		Cost		Value
	(Dollars in thousands)
Marketable securities:
Current	$	856	$	853	$	852	$	848
Due from one through five years		3,189		3,184		2,692		2,677
Due from six through ten years		2,343		2,243		2,837		2,749
Total	$	6,388	$	6,280	$	6,381	$	6,274

Schedule of unrealized gains and losses on marketable securities

	March 31, 2025				December 31, 2024
	Unrealized		Unrealized		Unrealized		Unrealized
	Gains		Losses		Gains		Losses
	(Dollars in thousands)
Marketable securities	$	4	$	(112)	$	5	$	(112)