Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2017

Equity [Abstract]

Number and Cost of Common Stock Shares Repurchased

The number and the cost of common stock shares repurchased during the six months ended June 30, 2017 and 2016, are reflected in the following table (in thousands):

	Six Months Ended   June 30,
	2017		2016
Common stock repurchased (in shares)	2,137		1,694
Common stock repurchased	$	101,068	$	66,536

Number and Cost of Employee Stock Plan Repurchases

The number and the cost of repurchases related to employee stock plans made during the six months ended June 30, 2017 and 2016, are reflected in the following table (in thousands):

	Six Months Ended   June 30,
	2017		2016
Repurchases related to employee stock plans (in shares)	305		261
Repurchases related to employee stock plans	$	14,742	$	10,465