INCOME TAXES - Narrative (Details) - USD ($)		3 Months Ended								12 Months Ended
	Mar. 08, 2017	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Income Tax Disclosure [Line Items]
Decrease in deferred tax asset										$ 364,000
AMT Credit		$ 19,000				$ 12,000				$ 19,000	$ 12,000
Percent of valuation allowance (percentage)										100.00%
Increase in valuation allowance										$ 403,000
Net operating loss carryforwards		1,300,000				2,000,000				1,300,000	2,000,000
Interest expense		$ 17,938,000	$ 17,881,000	$ 16,767,000	$ 16,408,000	16,259,000	$ 16,580,000	$ 17,837,000	$ 18,857,000
Cash paid for interest										14,477,370	6,355,591	$ 8,554,565
Internal Revenue Service (IRS)
Income Tax Disclosure [Line Items]
Interest expense										$ 1,860,000
Cash paid for interest	$ 2,010,000				2,010,000
Income taxes, interest provision						$ 1,860,000	$ 1,860,000				$ 1,860,000
Income taxes, interest expense	$ 150,000				$ 150,000