Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Apr. 30, 2016	Jan. 31, 2016
Current assets:
Cash and cash equivalents	$ 2,360	$ 3,769
Accounts and contracts receivable, net of allowance for doubtful accounts of $5,824 and $5,821at April 30, 2016 and January 31, 2016, respectively	18,138	19,775
Inventories, net	13,016	12,944
Prepaid income taxes	1,409	2,523
Prepaid expenses and other current assets	2,105	1,685
Total current assets	37,028	40,696
Seismic equipment lease pool and property and equipment, net	68,594	73,516
Intangible assets, net	10,501	10,466
Goodwill	4,226	4,155
Deferred tax asset	908	586
Long-term receivables	4,968	4,972
Other assets	275	368
Total assets	126,500	134,759
Current liabilities:
Accounts payable	2,102	3,543
Current maturities - long-term debt	3,219	3,218
Deferred revenue	486	326
Accrued expenses and other current liabilities	4,910	5,369
Total current liabilities	10,717	12,456
Long-term debt, net of current maturities	14,516	17,266
Total liabilities	$ 25,233	$ 29,722
Shareholders' equity:
Preferred stock, $1.00 par value; 1,000 shares authorized; none issued and outstanding
Common stock, $0.01 par value; 20,000 shares authorized; 14,019 shares issued at April 30, 2016 and January 31, 2016	$ 140	$ 140
Additional paid-in capital	120,676	120,664
Treasury stock, at cost (1,928 shares at April 30, 2016 and January 31, 2016)	(16,854)	(16,854)
Retained earnings	6,745	13,188
Accumulated other comprehensive loss	(9,440)	(12,101)
Total shareholders' equity	101,267	105,037
Total liabilities and shareholders' equity	$ 126,500	$ 134,759