Quarterly report pursuant to Section 13 or 15(d)

Future commitments under operating leases (Details)

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Future commitments under operating leases (Details)
$ in Thousands
Dec. 31, 2018
USD ($)
2019 $ 28,751
2020 18,024
2021 14,463
2022 11,142
2023 8,998
Thereafter 16,234
Total future minimum lease payments, net of interest $ 97,612