Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2013

Cash Payments and Non-Cash Activity

Selected cash payments and non-cash activities were as follows:

	Years ended December 31,
	2013		2012		2011
Cash paid for interest	$	8	$	28	$	34
Cash paid for income taxes		10,286		5,256		5,422