Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2019

Earnings (Loss) Per Share [Abstract]

Schedule of Earnings per Share

The following is the computation of diluted earnings per common share for the years presented.

	Year Ended December 31,
	2019		2018		2017
Numerator:
Net income attributable to Charter shareholders	$	1,668	$	1,230	$	9,895
Effect of dilutive securities:
Charter Holdings common units	—		—		69
Charter Holdings convertible preferred units	—		—		150
Net income attributable to Charter shareholders after assumed conversions	$	1,668	$	1,230	$	10,114
Denominator:
Weighted average common shares outstanding, basic	219,506,735		232,356,665		256,720,715
Effect of dilutive securities:
Assumed exercise or issuance of shares relating to stock plans	4,279,645		3,168,561		4,012,145
Weighted average Charter Holdings common units	—		—		26,637,596
Weighted average Charter Holdings convertible preferred units	—		—		9,333,500
Weighted average common shares outstanding, diluted	223,786,380		235,525,226		296,703,956
Basic earnings per common share attributable to Charter shareholders	$	7.60	$	5.29	$	38.55
Diluted earnings per common share attributable to Charter shareholders	$	7.45	$	5.22	$	34.09