Net Income Per Share (Tables)

12 Months Ended

Dec. 31, 2019

Earnings Per Share [Abstract]

Schedule of earnings per share

The following tables set forth the computation of basic and diluted net income per share of Class A and Class B common stock and Class C capital stock (in millions, except share amounts which are reflected in thousands and per share amounts):

	Year Ended December 31,
	2017
	Class A			Class B			Class C
Basic net income per share:
Numerator
Allocation of undistributed earnings	$	5,438		$	862		$	6,362
Denominator
Number of shares used in per share computation	297,604			47,146			348,151
Basic net income per share	$	18.27		$	18.27		$	18.27
Diluted net income per share:
Numerator
Allocation of undistributed earnings for basic computation	$	5,438		$	862		$	6,362
Reallocation of undistributed earnings as a result of conversion of Class B to Class A shares	862			0			0
Reallocation of undistributed earnings	(74		)	(14		)	74
Allocation of undistributed earnings	$	6,226		$	848		$	6,436
Denominator
Number of shares used in basic computation	297,604			47,146			348,151
Weighted-average effect of dilutive securities
Add:
Conversion of Class B to Class A common shares outstanding	47,146			0			0
Restricted stock units and other contingently issuable shares	1,192			0			9,491
Number of shares used in per share computation	345,942			47,146			357,642
Diluted net income per share	$	18.00		$	18.00		$	18.00

	Year Ended December 31,
	2018
	Class A			Class B			Class C
Basic net income per share:
Numerator
Allocation of undistributed earnings	$	13,200		$	2,072		$	15,464
Denominator
Number of shares used in per share computation	298,548			46,864			349,728
Basic net income per share	$	44.22		$	44.22		$	44.22
Diluted net income per share:
Numerator
Allocation of undistributed earnings for basic computation	$	13,200		$	2,072		$	15,464
Reallocation of undistributed earnings as a result of conversion of Class B to Class A shares	2,072			0			0
Reallocation of undistributed earnings	(146		)	(24		)	146
Allocation of undistributed earnings	$	15,126		$	2,048		$	15,610
Denominator
Number of shares used in basic computation	298,548			46,864			349,728
Weighted-average effect of dilutive securities
Add:
Conversion of Class B to Class A common shares outstanding	46,864			0			0
Restricted stock units and other contingently issuable shares	689			0			7,456
Number of shares used in per share computation	346,101			46,864			357,184
Diluted net income per share	$	43.70		$	43.70		$	43.70

	Year Ended December 31,
	2019
	Class A			Class B			Class C
Basic net income per share:
Numerator
Allocation of undistributed earnings	$	14,846		$	2,307		$	17,190
Denominator
Number of shares used in per share computation	299,402			46,527			346,667
Basic net income per share	$	49.59		$	49.59		$	49.59
Diluted net income per share:
Numerator
Allocation of undistributed earnings for basic computation	$	14,846		$	2,307		$	17,190
Reallocation of undistributed earnings as a result of conversion of Class B to Class A shares	2,307			0			0
Reallocation of undistributed earnings	(126		)	(20		)	126
Allocation of undistributed earnings	$	17,027		$	2,287		$	17,316
Denominator
Number of shares used in basic computation	299,402			46,527			346,667
Weighted-average effect of dilutive securities
Add:
Conversion of Class B to Class A common shares outstanding	46,527			0			0
Restricted stock units and other contingently issuable shares	413			0			5,547
Number of shares used in per share computation	346,342			46,527			352,214
Diluted net income per share	$	49.16		$	49.16		$	49.16