Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

Commitments And Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payment for Operating Leases

At December 31, 2018, minimum rental commitments under non-cancelable operating leases, net of sublease income, are approximately as follows:

Year Ending December 31,
2019	$	86,839
2020		89,445
2021		83,701
2022		70,780
2023		59,973
Thereafter		488,612
Total minimum rental commitments		879,350
Less - sublease proceeds		26,941
Net rental commitments	$	852,409