PROPERTY AND EQUIPMENT (Details) - USD ($) $ in Thousands		12 Months Ended
	Jun. 30, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
PROPERTY AND EQUIPMENT
Property and equipment, gross		$ 45,201	$ 16,355
Accumulated depreciation		(9,739)	(6,940)
Total property and equipment, net		35,462	9,415
Unamortized capitalized software development costs		9,400	8,000
Capitalized software development amortization expense		4,300	2,600	$ 2,800
Impairment of long-lived assets		0	0	805
Cash payment for asset purchase		23,476
Capitalized acquisition-related costs		100
Land acquired		5,818
Buildings acquired		14,679
Site improvements acquired		950
Tenant leases acquired		$ 2,029
Weighted Average Amortization Life	10 years	3 years 2 months 10 days
Operating Leases, Future Minimum Payments Receivable, Current		$ 1,435
Operating Leases, Future Minimum Payments Receivable, in Two Years		1,197
Operating Leases, Future Minimum Payments Receivable, in Three Years		951
Operating Leases, Future Minimum Payments Receivable, in Four Years		599
Operating Leases, Future Minimum Payments Receivable, in Five Years		151
Operating Leases, Future Minimum Payments Receivable		4,333
Land
PROPERTY AND EQUIPMENT
Property and equipment, gross		5,818	0
Building
PROPERTY AND EQUIPMENT
Property and equipment, gross		14,679	0
Site improvements
PROPERTY AND EQUIPMENT
Property and equipment, gross		950
Computer equipment and capitalized software
PROPERTY AND EQUIPMENT
Property and equipment, gross		14,886	10,192
Impairment of long-lived assets				$ 400
Leasehold improvements
PROPERTY AND EQUIPMENT
Property and equipment, gross		3,048	2,096
Furniture and other equipment
PROPERTY AND EQUIPMENT
Property and equipment, gross		826	432
Aircraft and automobile
PROPERTY AND EQUIPMENT
Property and equipment, gross		1,988	23
Projects in progress
PROPERTY AND EQUIPMENT
Property and equipment, gross		$ 3,006	$ 3,612
Weighted Average | Building
PROPERTY AND EQUIPMENT
Depreciation period		34 years
Weighted Average | Site improvements
PROPERTY AND EQUIPMENT
Depreciation period		6 years 7 months 10 days