CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares shares in Thousands	Jun. 30, 2015	Dec. 31, 2014
CONDENSED CONSOLIDATED BALANCE SHEETS
Common stock, par value (in dollars per share)	$ 0.005	$ 0.005
Common stock, shares authorized	240,000	240,000
Common stock, shares issued	206,666	207,004
Common stock, shares outstanding	205,491	167,722
Common stock in treasury, shares	1,175	39,282