Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.10.0.1
Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2018
Sep. 30, 2018
Statement of Financial Position [Abstract]    
Common stock, par value (in dollars per share)
Common stock, shares issued 63,900,000 63,900,000
Common stock, shares outstanding 62,500,000 62,300,000
Treasury stock, shares 1,400,000 1,600,000