CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Current assets
Cash and cash equivalents	$ 47	$ 600
Accounts receivable, net of reserve of $407 and $411, respectively (Note 1)	30,030	24,520
Inventories, net of obsolescence reserve of $1,441 and $1,484, respectively (Note 1)	4,903	13,520
Deferred program expenses	3,981	2,071
Other current assets	1,440	1,439
Total current assets	40,401	42,150
Property and equipment, net of accumulated depreciation of $26,447 and $25,841, respectively	16,814	16,344
Goodwill (Note 3)	14,916	14,916
Other assets	989	1,011
Total assets	73,120	74,421
Current liabilities
Accounts payable and other accrued payables (Note 5)	27,540	25,693
Accrued compensation and benefits	7,127	7,456
Contract liabilities (Note 5)	4,576	10,073
Capital lease obligations - short-term	1,038	1,013
Other current liabilities	1,688	1,990
Total current liabilities	41,969	46,225
Senior term loan, net of unamortized discount and issuance costs (Note 5)	10,833	10,786
Subordinated debt (Note 5)	2,364	2,289
Capital lease obligations	17,713	17,980
Deferred income taxes (Note 7)	754	741
Public preferred stock (Note 6)	132,520	131,565
Other liabilities (Note 7)	877	872
Total liabilities	207,030	210,458
Commitments and contingencies (Note 8)
Telos stockholders' deficit
Common stock	78	78
Additional paid-in capital	4,310	4,310
Accumulated other comprehensive income	30	32
Accumulated deficit	(139,475)	(141,370)
Total Telos stockholders' deficit	(135,057)	(136,950)
Non-controlling interest in subsidiary (Note 2)	1,147	913
Total stockholders' deficit	(133,910)	(136,037)
Total liabilities, redeemable preferred stock, and stockholders' deficit	$ 73,120	$ 74,421