RELATED PARTY TRANSACTIONS (Tables)

3 Months Ended

Mar. 31, 2018

Related party balances as of and for the three months ended March 31, 2018 and 2017 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)		1,584		1,600
Facility rent payable to related parties	(2)		41		123
Facility rent expense to related parties	(4)		113		161
Interest expense to related parties	(4)		19		19

Board of Directors: *
Accounts payable to the Board of Directors for fees	(2)	$	—	$	50
Board of director fee expense	(4)		58		88

LK Property:
Lease deposit to LK Property	(1)	$	3	$	3
Prepaid expenses to related parties	(1)		—		3
Accounts payable to LK Property	(2)		2		—
Rent expense to LK Property**	(4)		9		9

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 March 31, 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 March 31, 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 March 31, 2018 and December 31, 2017.

(4) Included in the Condensed Consolidated Statements of Operations; amounts are for the three months ended March 31, 2018 and March 31, 2017.