Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Future Minimum Lease Payments Required under Operating Leases

Future minimum lease payments required under operating leases that have initial or remaining non-cancelable terms in excess of one year as of December 31, 2018 are as follows:

(In Thousands)	Total
2019	$	113,393
2020	97,640
2021	77,627
2022	58,793
2023	38,838
Thereafter	70,561
	$	456,852