Earnings per Share (Tables)

6 Months Ended

12 Months Ended

Jun. 30, 2019

Dec. 31, 2018

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table presents the calculation of basic and diluted earnings per share ("EPS"):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2019		2018		2019		2018
	(in millions, except per share amounts)
Basic EPS:
Numerator:
Net income attributable to Hilton stockholders	$	260	$	217	$	418	$	378
Denominator:
Weighted average shares outstanding	290		301		291		308
Basic EPS	$	0.90	$	0.72	$	1.43	$	1.22
Diluted EPS:
Numerator:
Net income attributable to Hilton stockholders	$	260	$	217	$	418	$	378
Denominator:
Weighted average shares outstanding	292		303		294		311
Diluted EPS	$	0.89	$	0.71	$	1.42	$	1.21

The following table presents the calculation of basic and diluted earnings (loss) per share ("EPS").

	Year Ended December 31,
	2018		2017		2016
	(in millions, except per share amounts)
Basic EPS:
Numerator:
Net income (loss) from continuing operations attributable to Hilton stockholders	$	764	$	1,084	$	(27	)
Denominator:
Weighted average shares outstanding	302		324		329
Basic EPS	$	2.53	$	3.34	$	(0.08	)
Diluted EPS:
Numerator:
Net income (loss) from continuing operations attributable to Hilton stockholders	$	764	$	1,084	$	(27	)
Denominator:
Weighted average shares outstanding	305		327		329
Diluted EPS	$	2.50	$	3.32	$	(0.08	)