Net Income Per Common Share (Tables)

12 Months Ended

Dec. 31, 2014

Net Income Per Common Share [Abstract]

Calculation Of Net Income Per Common Share

($ and shares in thousands, except per share amounts)
	2014		2013		2012
Net income used for basic and diluted earnings
per common share:
Net income attributable to common shareholders of Frontier	$	132,893	$	112,835	$	136,636
Less:  Dividends paid on unvested restricted stock awards		(3,043)		(2,531)		(2,901)
Total basic and diluted net income attributable to common
shareholders of Frontier	$	129,850	$	110,304	$	133,735
Basic earnings per common share:
Total weighted average shares and unvested restricted stock
awards outstanding - basic		1,001,812		999,126		997,665
Less:  Weighted average unvested restricted stock awards		(7,394)		(6,467)		(7,128)
Total weighted average shares outstanding - basic		994,418		992,659		990,537
Basic net income per share attributable to common
shareholders of Frontier	$	0.13	$	0.11	$	0.14
Diluted earnings per common share:
Total weighted average shares outstanding - basic		994,418		992,659		990,537
Effect of dilutive shares		3,744		1,338		1,263
Total weighted average shares outstanding - diluted		998,162		993,997		991,800
Diluted net income per share attributable to common
shareholders of Frontier	$	0.13	$	0.11	$	0.13