RELATED PARTY TRANSACTIONS (Tables)

6 Months Ended

Jun. 30, 2018

Related party balances are as follows, in thousands:

		2018		2017
K&R and 7100 LLC:
Deposit amounts owed to the Company by related parties	(1)	$	42	$	42
Prepaid expenses to related parties	(1)		—		43
Notes payable to related parties	(3)		1,568		1,600
Accrued interest	(2)		6		—
Facility rent payable to related parties	(2)		—		123
Facility rent expense to related parties	(4)		225		323
Interest expense to related parties	(4)		38		38

Board of Directors: *
Accounts payable to the Board of Directors for fees	(2)	$	—	$	50
Board of director fee expense	(4)		111		124

LK Property:
Lease deposit to LK Property	(1)	$	3	$	3
Prepaid expenses to related parties	(1)		3		3
Rent expense to LK Property**	(4)		18		18

MetalX:
Accounts receivable from MetalX	(1)	$	—	$	1
Revenue from product sales to MetalX	(4)		—		188

* Excludes insignificant amount of travel reimbursement.

**Excludes amounts reimbursed to LK Property for utilities and property tax.

(1) Included in receivable and other assets from related parties on the Condensed Consolidated Balance Sheets; balances are as of June 30, 2018 and December 31, 2017.

(2) Included in payable and accrued expenses to related parties on the Condensed Consolidated Balance Sheets; balances are as of June 30, 2018 and December 31, 2017.

(3) Included in current maturities of long-term debt, related parties and long-term debt, related parties on the Condensed Consolidated Balance Sheets; balance is as of June 30, 2018 and December 31, 2017.

(4) Included in the Condensed Consolidated Statements of Operations; amounts are for the six months ended June 30, 2018 and June 30, 2017.