Stock Incentive Plans (Tables)

6 Months Ended

Jun. 30, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Non-Cash Compensation Expense for Stock Awards and Options Included in G&A

Stock-based compensation expense for all stock awards and options included in General and administrative expenses:

	For the For the Three Months Ended				For the For the Six Months Ended
	June 30, 2018		June 30, 2017		June 30, 2018		June 30, 2017
Stock awards /Stock Option Plans	$	2,409,599	$	2,478,051	$	5,920,510	$	4,648,751