Revenue (Tables)

3 Months Ended

Mar. 31, 2022

Revenue From Contract With Customer [Abstract]

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

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

(Dollars in thousands)	March 31, 2022		December 31, 2021		Change
Customer receivables	$	114,234	$	74,887	$	39,347
Contract liabilities—current		6,156		6,887		(731	)
Contract liabilities—noncurrent		9,453		10,526		(1,073	)