CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS)/INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS)/INCOME
Net (Loss)/Income	$ (2,117)	$ 4,055
Other comprehensive (loss)/income items:
Actuarial gains/(losses)	1,838	(3,308)
Income tax (expense)/benefit on actuarial losses	(386)	695
Reclassification adjustment for amortization of net actuarial losses	151	77
Income tax expense on reclassification adjustment	(32)	(16)
Other comprehensive gain/(loss):
Retirement benefits adjustment, net of income taxes	1,571	(2,552)
Total comprehensive (loss)/income	$ (546)	$ 1,503