Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2018

Supplemental Cash Flow Elements [Abstract]

Details of Supplemental Cash Flow Information

The following table provides information regarding supplemental cash flows (in thousands):

	Nine Months Ended September 30,
	2018		2017
Cash Paid During the Period For:
Income taxes	$	8,583	$	15,204
Interest, net	$	3,132	$	2,714
Non-Cash Financing and Investing Transactions:
Employee stock purchase plan	$	405	$	399
Equipment acquired under capital leases	$	424	$	465
Shares tendered in payment of exercise price of stock options	$	46	$	—
Receivable for sale of Global's assets	$	—	$	1,979