Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Future minimum lease payments required under noncancelable operating leases, including minimum concession fees charged by airport authorities, which in many locations are recoverable from vehicle rental customers, as of December 31, 2017, are as follows:



	Amount
2018	$	729
2019	611
2020	401
2021	291
2022	183
Thereafter	549
	$	2,764

Schedule of Rent Expense

These concession fees, which are included in the Company’s total rent expense, were as follows for the years ended December 31:



	2017			2016			2015
Rent expense (including minimum concession fees)	$	715		$	699		$	679
Contingent concession expense	221			214			195
	936			913			874
Less: sublease rental income	(4		)	(5		)	(5		)
Total	$	932		$	908		$	869