Capital Stock (Tables)

12 Months Ended

Dec. 31, 2016

Capital Stock [Abstract]

Weighted Average Common Shares Outstanding

The following is a reconciliation of the weighted-average common shares outstanding for purposes of computing basic and diluted net income per share (in thousands):

	Year Ended December 31,
	2014		2015		2016
Basic weighted-average common shares outstanding		59,073		57,997		55,412
Effect of dilutive securities:      Stock awards and options		1,814		1,060		683
Convertible note		—		—		2
Diluted weighted-average common shares outstanding		60,887		59,057		56,097