Long Term Retention Plan (Tables)

12 Months Ended

Dec. 31, 2014

Compensation and Retirement Disclosure [Abstract]

Long Term Retention Plan Additional Compensation Payable in Cash and Shares

Payments were to be made in the first quarter on annual basis according to the following vesting schedule:

•

Year 1 (2008): 17%

•

Year 2 (2009): 22%

•

Year 3 (2010): 27%

•

Year 4 (2011): 34%

Summary of Option Activity

The following tables summarize the 2009, 2010, 2011, 2012, 2013 and 2014 LTRP accrued compensation expense for the years ended December 31, 2014, 2013 and 2012:


	December 31, 2014				December 31, 2013				December 31, 2012
	Aggregate Intrinsic value		Weighted- average remaining contractual life (years)		Aggregate Intrinsic value		Weighted- average remaining contractual life (years)		Aggregate Intrinsic value		Weighted- average remaining contractual life (years)
Outstanding LTRP 2009		3,229,139		1.25		4,305,518		1.75		3,854,742		2.25
Outstanding LTRP 2010		2,307,641		1.75		2,884,551		2.25		3,461,461		2.75
Outstanding LTRP 2011		3,624,856		2.25		4,093,119		2.75		3,288,647		3.25
Outstanding LTRP 2012		4,354,116		2.74		4,806,997		3.25		3,800,492		3.75
Outstanding LTRP 2013		9,005,706		2.25		10,167,959		2.75		—		—
Outstanding LTRP 2014		7,525,925		2.74		—		—		—		—

Long Term Retention Plans Accrued Compensation Expense

The following tables summarize the LTRP accrued compensation expense for the years ended December 31, 2014, 2013 and 2012:


	Year ended December 31,
	2014		2013		2012
LTRP 2008		—		—		20,595
LTRP 2009		664,619		1,562,957		587,106
LTRP 2010		930,244		1,611,521		1,006,740
LTRP 2011		1,107,795		1,698,285		1,236,275
LTRP 2012		1,385,407		2,013,011		1,603,142
LTRP 2013		3,935,215		4,759,303		—
LTRP 2014		3,828,335		—		—

	$	11,851,615	$	11,645,077	$	4,453,858