Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2019

Stockholders Equity Note [Abstract]

Reconciliation of Number of Shares of Common Stock

A reconciliation of the number of shares of our common stock follows:

	Six months ended June 30,
	2019			2018
	(In thousands)
Common stock, beginning of period		42,694			44,251
Shares issued for stock options exercised		-			-
Shares of common stock issued upon lapse of restricted stock units ("RSUs")		304			329
Common stock retired		(990	)		(1,412	)
Common stock, end of period		42,008			43,168