Net Income Per Common Share (Tables)

9 Months Ended

Sep. 30, 2013

Net Income Per Common Share [Abstract]

Calculation Of Net Income Per Common Share

	For the three months ended				For the nine months ended
($ and shares in thousands, except per share amounts)	September 30,				September 30,
	2013		2012		2013		2012
Net income used for basic and diluted earnings
per common share:
Net income attributable to common shareholders of Frontier	$	35,400	$	67,000	$	45,080	$	111,757
Less:  Dividends paid on unvested restricted stock awards		(632)		(717)		(1,908)		(2,189)
Total basic and diluted net income attributable to common
shareholders of Frontier	$	34,768	$	66,283	$	43,172	$	109,568
Basic earnings per common share:
Total weighted average shares and unvested restricted stock
awards outstanding - basic		999,826		998,488		999,017		997,437
Less:  Weighted average unvested restricted stock awards		(6,711)		(7,193)		(6,537)		(7,137)
Total weighted average shares outstanding - basic		993,115		991,295		992,480		990,300
Net income per share attributable to common
shareholders of Frontier	$	0.04	$	0.07	$	0.04	$	0.11
Diluted earnings per common share:
Total weighted average shares outstanding - basic		993,115		991,295		992,480		990,300
Effect of dilutive shares		990		163		922		667
Total weighted average shares outstanding - diluted		994,105		991,458		993,402		990,967
Net income per share attributable to common
shareholders of Frontier	$	0.04	$	0.07	$	0.04	$	0.11