CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 6,383	$ 6,751
Accounts receivable, net of reserve of $722 and $720, respectively (Note 1)	27,138	27,942
Inventories, net of obsolescence reserve of $861 and $860, respectively (Note 1)	2,758	1,965
Deferred program expenses	636	673
Other current assets	2,548	2,914
Total current assets	39,463	40,245
Property and equipment, net of accumulated depreciation of $33,503 and $32,470, respectively	20,072	19,567
Operating lease right-of-use assets	1,904	1,979
Goodwill (Note 3)	14,916	14,916
Other assets	981	985
Total assets	77,336	77,692
Current liabilities
Senior term loan, net of unamortized discount and issuance costs - short-term (Note 5)	16,470	0
Accounts payable and other accrued liabilities (Note 6)	15,183	15,050
Accrued compensation and benefits	11,588	12,187
Contract liabilities (Note 1 and 5)	7,416	6,337
Finance lease obligations - short-term (Note 10)	1,252	1,224
Other current liabilities	2,383	2,505
Total current liabilities	54,292	37,303
Senior term loan, net of unamortized discount and issuance costs (Note 5)	0	16,335
Subordinated debt (Note 5)	3,014	2,927
Finance lease obligations - long-term (Note 10)	15,319	15,641
Operating lease obligations - long-term (Note 10)	1,443	1,553
Deferred income taxes (Note 7)	631	621
Public preferred stock (Note 6)	140,166	139,210
Other liabilities (Note 9)	554	724
Total liabilities	215,419	214,314
Commitments and contingencies (Note 8)
Telos stockholders' deficit
Common stock	78	78
Additional paid-in capital	4,310	4,310
Accumulated other comprehensive income	5	6
Accumulated deficit	(147,774)	(145,530)
Total Telos stockholders' deficit	(143,381)	(141,136)
Non-controlling interest in subsidiary (Note 2)	5,298	4,514
Total stockholders' deficit	(138,083)	(136,622)
Total liabilities, redeemable preferred stock, and stockholders' deficit	$ 77,336	$ 77,692