Net Loss Per Common Share (Tables)

12 Months Ended

Dec. 31, 2020

Net Loss Per Common Share [Abstract]

Calculation Of Net Loss Per Common Share

($ in millions and shares in thousands, except per share amounts)	2020		2019		2018
Net loss used for basic and diluted earnings (loss)
per share:
Net loss attributable to Frontier common shareholders	$	(402)	$	(5,911)	$	(750)
Less: Dividends paid on unvested restricted stock awards		-		-		-
Total basic net loss attributable to Frontier
common shareholders	$	(402)	$	(5,911)	$	(750)
Effect of loss related to dilutive stock units		-		-		-
Total diluted net loss attributable to Frontier
common shareholders	$	(402)	$	(5,911)	$	(750)
Basic earnings (loss) per share:
Total weighted average shares and unvested restricted stock
awards outstanding - basic		104,944		105,356		91,523
Less: Weighted average unvested restricted stock awards		(477)		(1,291)		(1,840)
Total weighted average shares outstanding - basic		104,467		104,065		89,683
Basic net loss per share attributable to Frontier
common shareholders	$	(3.85)	$	(56.80)	$	(8.37)
Diluted earnings (loss) per share:
Total weighted average shares outstanding - basic		104,467		104,065		89,683
Effect of dilutive shares		-		-		-
Total weighted average shares outstanding - diluted		104,467		104,065		89,683
Diluted net loss per share attributable to Frontier
common shareholders	$	(3.85)	$	(56.80)	$	(8.37)