Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Sep. 30, 2013
Consolidated Balance Sheets
Common stock, par value (in dollars per share)	$ 0.01
Common stock, Authorized shares	500,000
Common stock, shares issued	164,762
Common stock, shares outstanding	164,425
Preferred stock, par value (in dollars per share)	$ 0.01
Preferred stock, Authorized shares	50,000
Preferred stock, shares issued	0
Treasury stock shares, at cost	47