Revenue (Tables)

12 Months Ended

Dec. 31, 2022

Revenue from Contract with Customer [Abstract]

Summary of Opening and Closing Balances of Company's Receivables and Current and Long-term Contract Liabilities

The opening and closing balances of the Company’s receivables and current and long-term contract liabilities are as follows:

	December 31, 2022		December 31, 2021		Change
(Dollars in thousands)
Customer receivables	$	63,565	$	74,887	$	(11,322	)
Contract liabilities—current		6,251		6,887		(636	)
Contract liabilities—noncurrent		8,355		10,526		(2,171	)