Supplemental Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2015

Supplemental Cash Flow Elements [Abstract]

Details of Supplemental Cash Flow Information

Supplemental cash flow information is as follows for the nine months ended September 30, 2015 and 2014 (in thousands):

	Nine Months Ended
	September 30,
	2015		2014
Cash paid during the period for:
Income taxes, net	$	15,592	$	12,608
Interest, net	$	1,234	$	637
Non-Cash Transaction Information:
Employee stock purchase plan	$	435	$	550
Equipment acquired under capital leases	$	553	$	130
Unsettled repurchases of common stock	$	1,011	$	1,937
Shares tendered in payment of the exercise price of stock options	$	—	$	84