Net Income Per Common Share (Tables)

6 Months Ended

Jun. 30, 2014

Net Income Per Common Share [Abstract]

Calculation Of Net Income Per Common Share

	For the three months ended				For the six months ended
($ and shares in thousands, except per share amounts)	June 30,				June 30,
	2014		2013		2014		2013
Net income (loss) used for basic and diluted earnings
per common share:
Net income (loss) attributable to common shareholders of Frontier	$	37,680	$	(38,460)	$	76,954	$	9,680
Less:  Dividends paid on unvested restricted stock awards		(746)		(755)		(1,513)		(1,276)
Total basic and diluted net income (loss) attributable to common
shareholders of Frontier	$	36,934	$	(39,215)	$	75,441	$	8,404
Basic earnings per common share:
Total weighted average shares and unvested restricted stock
awards outstanding - basic		1,002,191		999,234		1,001,474		998,770
Less:  Weighted average unvested restricted stock awards		(7,563)		(6,623)		(7,189)		(6,606)
Total weighted average shares outstanding - basic		994,628		992,611		994,285		992,164
Basic net income (loss) per share attributable to common
shareholders of Frontier	$	0.04	$	(0.04)	$	0.08	$	0.01
Diluted earnings per common share:
Total weighted average shares outstanding - basic		994,628		992,611		994,285		992,164
Effect of dilutive shares		2,157		603		2,645		449
Total weighted average shares outstanding - diluted		996,785		993,214		996,930		992,613
Diluted net income (loss) per share attributable to common
shareholders of Frontier	$	0.04	$	(0.04)	$	0.08	$	0.01