Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share (Details)

Earnings Per Share (Details) - shares
shares in Thousands
3 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Earnings Per Share [Abstract]    
Basic weighted average shares outstanding (in shares) 64,597 64,827
Dilutive effect of unvested RSUs (in shares) 161 150
Denominator for diluted earnings per share (in shares) 64,758 64,977
Antidilutive securities excluded from computation of earnings per share (in shares) 274 282