Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

Future minimum rental payments required under operating leases that have either initial or remaining noncancelable lease terms in excess of one year as of December 31, 2017 are as follows:

For the Years Ending December 31,	Minimum Rental Payments
2018	$	25,968
2019	20,476
2020	12,985
2021	8,964
2022	5,713
After 2022	10,679