Earnings (loss) per Share (Tables)

12 Months Ended

Dec. 31, 2013

Earnings Per Share [Abstract]

Table Illustrating Computation of Basic and Diluted Earnings (Loss) Per Common Share

The following table illustrates the computation of basic and diluted earnings (loss) per common share:

	Year Ended December 31,
	2013			2012 (As Restated)		2011 (As Restated)
Net income (loss)	$	(64,203	)	$	110,038	$	(11,301	)
Weighted average common stock outstanding
Basic		35,232,194			36,567,684		38,775,642
Diluted		35,232,194			37,533,391		38,775,642
Earnings (loss) per share
Basic	$	(1.82	)	$	3.01	$	(0.29	)
Diluted	$	(1.82	)	$	2.93	$	(0.29	)

Table Showing Outstanding Options and Warrants Excluded from Computation of Diluted Earnings (Loss) Per Share

The following outstanding instruments were excluded from the computation of diluted earnings (loss) per share, as they would have an anti-dilutive effect on the calculation:

	Year Ended December 31,
	2013		2012 (As Restated)		2011 (As Restated)
Options		2,944,645		255,023		2,008,960
Warrants		1,426,330		1,874,977		1,875,017