Earnings (Loss) Per Share (Tables)

3 Months Ended

Mar. 31, 2019

Earnings Per Share [Abstract]

Schedule of Common Shares Used to Compute Delek's Basic and Diluted Earnings (Loss) Per Share

The following table sets forth the computation of basic and diluted earnings per share.

	Three Months Ended
	March 31,
	2019		2018
Numerator:
Numerator for EPS - continuing operations
Income (loss) from continuing operations	$	154.4	$	(17.3	)
Less: Income from continuing operations attributed to non-controlling interest	5.1		6.8
Numerator for diluted EPS - continuing operations attributable to Delek	$	149.3	$	(24.1	)
Numerator for EPS - discontinued operations
Loss from discontinued operations	$	—	$	(8.2	)
Less: Income from discontinued operations attributed to non-controlling interest	—		8.1
Loss from discontinued operations attributable to Delek	$	—	$	(16.3	)
Denominator:
Weighted average common shares outstanding (denominator for basic EPS)	77,793,278		82,252,405
Dilutive effect of stock-based awards	653,412		—
Weighted average common shares outstanding, assuming dilution (denominator for diluted EPS)	78,446,690		82,252,405
EPS:
Basic income (loss) per share:
Income (loss) from continuing operations	$	1.92	$	(0.29	)
Loss from discontinued operations	$	—	(0.20		)
Total basic income (loss) per share	$	1.92	$	(0.49	)
Diluted income (loss) per share:
Income (loss) from continuing operations	$	1.90	$	(0.29	)
Loss from discontinued operations	$	—	(0.20		)
Total diluted income (loss) per share	$	1.90	$	(0.49	)
The following equity instruments were excluded from the diluted weighted average common shares outstanding because their effect would be antidilutive:
Antidilutive stock-based compensation (because average share price is less than exercise price)	2,173,510		820,730
Antidilutive due to loss	—		1,112,419
Total antidilutive stock-based compensation	2,173,510		1,933,149
Antidilutive convertible debt instruments due to loss	—		1,458,780
Antidilutive warrants due to loss	—		161,344