Leases Commitments

12 Months Ended

Dec. 31, 2018

Leases [Abstract]

Lease Commitments

6. Lease Commitments

At December 31, 2018, the Company was obligated under a number of long-term operating leases, some of which contain renewal options with escalation clauses commensurate with local market fluctuations, however, generally limiting an annual increase to no more than 5.0% of the existing lease payment.

Minimum future obligations under such leases as of December 31, 2018 are summarized as follows:

(amounts in thousands)
2019	$	5,586
2020		4,420
2021		3,050
2022		2,166
2023		1,411
Later years		1,192
Minimum future obligations	$	17,825

The operating lease obligations relate to the rental of office space, office equipment, and automobiles leased in Europe. Total rental expense under such operating leases for 2018, 2017, and 2016 was approximately $6.6 million, $5.9 million, and $5.7 million, respectively.