Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2020	Jan. 31, 2020
Current assets:
Cash and cash equivalents	$ 4,705	$ 3,090
Restricted cash	0	144
Accounts receivable, net of allowance for doubtful accounts of $2,196 and $4,054 at April 30, 2020 and January 31, 2020, respectively	7,996	11,921
Inventories, net	13,783	13,261
Prepaid expenses and other current assets	2,515	2,211
Total current assets	28,999	30,627
Seismic equipment lease pool and property and equipment, net	12,002	13,777
Operating lease right-of-use assets	1,957	2,300
Intangible assets, net	7,703	8,161
Goodwill	0	2,531
Long-term receivables, net of allowance for doubtful accounts of $- and $- at April 30, 2020 and January 31, 2020, respectively	535	403
Other assets	7	429
Total assets	51,203	58,228
Current liabilities:
Accounts payable	3,292	2,650
Deferred revenue	602	765
Accrued expenses and other current liabilities	3,071	3,452
Income taxes payable	620	242
Operating lease liabilities - current	966	1,339
Total current liabilities	8,551	8,448
Operating lease liabilities - non-current	991	961
Other non-current liabilities	911	967
Deferred tax liability	200	200
Total liabilities	10,653	10,576
Shareholders’ equity:
Preferred stock, $1.00 par value; 1,000 shares authorized; 994 and 994 shares issued and outstanding at April 30, 2020 and January 31, 2020, respectively	22,104	22,104
Common stock, $0.01 par value; 20,000 shares authorized; 14,097 and 14,097 shares issued at April 30, 2020 and January 31, 2020, respectively	141	141
Additional paid-in capital	124,194	123,964
Treasury stock, at cost (1,929 shares at April 30, 2020 and January 31, 2020)	(16,860)	(16,860)
Accumulated deficit	(84,511)	(77,310)
Accumulated other comprehensive loss	(4,518)	(4,387)
Total shareholders’ equity	40,550	47,652
Total liabilities and shareholders’ equity	$ 51,203	$ 58,228