COMMITMENTS

A. | Leases

The Company occupies office and warehouse facilities under terms of operating leases expiring up to 2028. The Company also has two long-term operating lease arrangements to use land, for which the usage rights were entirely prepaid. Usage rights for those arrangements are recognized in rent expense over the lease terms up to 2057. Total rent expense for all operating leases in 2017, 2016 and 2015 was $68,920, $62,294 and $58,133, respectively.

At December 31, 2017, future minimum annual lease payments under all noncancelable leases are as follows:



2018	$	72,148
2019	57,776
2020	45,466
2021	30,925
2022	19,024
Thereafter	34,556
	$	259,895

B. | Unconditional Purchase Obligations

The Company enters into short-term unconditional purchase obligations with asset-based providers reserving space on a guaranteed basis. The pricing of these obligations varies to some degree with market conditions. Historically, the Company has met these obligations in the normal course of business within one year. Purchase obligations outstanding as of December 31, 2017 totaled $56,116.

C. | Employee Benefits

The Company has employee savings plans under which the Company provides a discretionary matching contribution. In 2017, the Company increased its 401(k) matching contribution. In 2017, 2016 and 2015, the Company’s contributions under the plans were $18,210, $9,681, and $8,658, respectively.