Investments and other assets - Schedule of Investments and Other Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Investments, All Other Investments [Abstract]
Cash value life insurance	$ 48,919	$ 53,189
Available-for-sale debt security	0	23,800
Equity method investments	17,003	21,986
Other equity investments	20,158	20,331
Deferred debt issuance costs	2,232	5,805
Long-term contract assets	14,135	0
Other long-term assets	24,047	27,397
Total	$ 126,494	$ 152,508