Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2018

Net Loss Per Share [Abstract]

Calculation Of Net Income (Loss) Per Common Share

	For the three months ended
	March 31,
($ in millions and shares in thousands, except per share amounts)	2018		2017
Net loss used for basic and diluted loss
per share:
Net loss attributable to Frontier common shareholders	$	(33)	$	(129)
Less:  Dividends paid on unvested restricted stock awards		-		(1)
Total basic net loss
attributable to Frontier common shareholders	$	(33)	$	(130)
Effect of loss related to dilutive stock units		-		-
Total diluted net loss
attributable to Frontier common shareholders	$	(33)	$	(130)
Basic and diluted loss per share:
Total weighted average shares and unvested restricted stock
awards outstanding - basic and diluted		78,861		78,244
Less:  Weighted average unvested restricted stock awards		(1,445)		(653)
Total weighted average shares outstanding - basic and diluted		77,416		77,591
Basic and diluted net loss per share
attributable to Frontier common shareholders	$	(0.44)	$	(1.67)