Commitments and Contingencies

The Company leases certain office facilities, warehouses and data processing equipment under operating leases. Rental expense totaled $19.0 million, $18.6 million and $18.9 million in 2017, 2016 and 2015, respectively.

The aggregate future minimum lease payments for operating and capital leases as of December 31, 2017 were as follows:



	Operating		Capital
	(In thousands)
2018	$	15,992	$	258
2019	12,064		10
2020	9,465		—
2021	6,904		—
2022	4,999		—
2023 and thereafter	15,435		—
	$	64,859	$	268

Warranty costs are provided for at the time of sale. The warranty provision is based on historical costs and adjusted for specific known claims. A rollforward of the warranty reserve is as follows:



	2017			2016			2015
	(In thousands)
Beginning balance January 1	$	5,628		$	7,936		$	7,196
Provision for warranties	2,895			1,828			4,788
Claim settlements	(2,317		)	(3,539		)	(3,864		)
Other adjustments, including acquisitions, divestitures and currency translation	75			(597		)	(184		)
Ending balance December 31	$	6,281		$	5,628		$	7,936

The Company and certain of its subsidiaries are involved in pending and threatened legal, regulatory and other proceedings arising in the ordinary course of business. These proceedings may pertain to matters such as product liability or contract disputes, and may also involve governmental inquiries, inspections, audits or investigations relating to issues such as tax matters, intellectual property, environmental, health and safety issues, governmental regulations, employment and other matters. Although the results of such legal proceedings cannot be predicted with certainty, the Company believes that the ultimate disposition of these matters will not have a material adverse effect, individually or in the aggregate, on the Company’s business, financial condition, results of operations or cash flows.