RELATED PARTY TRANSACTIONS - Additional Information (Details) $ in Thousands		3 Months Ended		8 Months Ended
	Mar. 27, 2019 USD ($)	Mar. 31, 2019 USD ($)	Mar. 31, 2018 USD ($)	Mar. 26, 2019	Dec. 31, 2018 USD ($)
Ratio of percentage of stockholders' equity paid up to predetermined amount	0.000875			0.000875
Ratio of percentage of stockholders' equity paid over a predetermined amount	0.000625
Predetermined amount of stockholders equity used in calculating monthly management fee	$ 17,280,000
Portion of calculated stockholders' equity used to determine management fee	0.083
Compensation and management fee		$ 44,833	$ 44,529
Ratio of independent directors or holders of a majority of the outstanding shares		0.0067
Management Agreement
Compensation and management fee		$ 44,800	$ 44,500
Management fee payable		17,100			$ 16,000
Reimbursement payments		$ 7,100
Renewal term		2 years
Accelerated period for agreement termination, if election to terminate is not made		90 days
Management Agreement | Minimum
Accelerated period for agreement termination, if election to terminate is made		7 days
Management Agreement | Maximum
Accelerated period for agreement termination, if election to terminate is made		90 days