Earnings per Share Earnings per Share (Tables)

12 Months Ended

Sep. 30, 2019

Earnings Per Share [Abstract]

Earnings Attributable to Common Shareholders and Weighted Average Common Shares Outstanding

The computations of basic and diluted earnings per share are as follows:

	Year Ended   September 30, 2019		Nine Months Ended   September 30, 2018		Year Ended   December 31, 2017
	(In millions, except share data)
Numerator:
Continuing operations
Net income from continuing operations attributable to Forestar Group Inc.	$	33.0	$	68.8	$	4.3
Discontinued operations
Net income from discontinued operations available for diluted earnings per share	$	—	$	—	$	46.0
Denominator:
Weighted average common shares outstanding — basic	41,974,429		41,938,987		42,142,690
Dilutive effect of stock-based compensation	30,712		30,069		238,333
Total weighted average shares outstanding — diluted	42,005,141		41,969,056		42,381,023
Anti-dilutive awards excluded from diluted weighted average shares	—		—		1,093,394