Lease Commitments (Tables)

12 Months Ended

Dec. 31, 2017

Leases [Abstract]

Future Minimum Lease Payments under Operating Leases

The Company is obligated under various noncancellable operating leases for equipment, buildings, and land. Minimum rent payments under operating leases are recognized on a straight-line basis over the term of the lease. At December 31, 2017, future minimum lease payments under leases with initial or remaining terms in excess of one year are as follows:

	(In thousands)
2018	$	6,303
2019		5,935
2020		5,324
2021		4,003
2022		3,275
Thereafter		15,885
	$	40,725