RELATED PARTY TRANSACTIONS (Details) $ in Thousands				3 Months Ended		6 Months Ended
	Aug. 28, 2015 USD ($) a ft² item	Aug. 28, 2015 USD ($) a ft² item	Sep. 30, 2004 USD ($)	Jun. 30, 2017 USD ($) ft²	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) ft²	Jun. 30, 2016 USD ($)
Members of Management Holding Noncontrolling Interests | BLI Parking Lot Lease
RELATED PARTY TRANSACTIONS
Operating expenses related to lease					$ 16
Members of Management Holding Noncontrolling Interests | BLI Driveway Lease
RELATED PARTY TRANSACTIONS
Lease term under each renewal	5 years
Area of property leased (in square feet) | ft²				37,400		37,400
Minimum lease term						15 years
Original annual rent expense			$ 300
Annual rent						$ 377
Number of terms for which the lease can be renewed | item	3
Lease rent paid				$ 94		188	$ 188
Operating expenses related to lease				4		11	22
Affiliates of Controlling Stockholders
RELATED PARTY TRANSACTIONS
Lease rent paid				33	29	60	58
Golden Road | Members of Management Holding Noncontrolling Interests | BLI Parking Lot Lease
RELATED PARTY TRANSACTIONS
Lease term		20 years
Area of building being demolished (in square feet) | ft²	46,000	46,000
Area of property leased (in acres) | a	4.15	4.15
Number of parking spaces | item	300	300
Minimum annual rent	$ 695	$ 695
Anniversary years subject to cost of living adjustment rent increases		5 years
Lease term under each renewal		10 years
Amount due to related party if lease is not renewed	$ 1,600	$ 1,600
Lease rent paid				174	174	348
Operating expenses related to lease				$ 1	$ 26	$ 8	36
Golden Road | Members of Management Holding Noncontrolling Interests | BLI Driveway Lease
RELATED PARTY TRANSACTIONS
Lease rent paid							$ 348