Balance Sheet

3 Months Ended

Apr. 30, 2012

Balance Sheet [Abstract]

Balance Sheet

5. Balance Sheet

	April 30, 2012			January 31, 2012
	(in thousands)
Accounts receivable:
Accounts receivable	$	36,034		$	40,179
Allowance for doubtful accounts		(4,031	)		(4,391	)
Total accounts receivable, net	$	32,003		$	35,788
Contracts receivable:
Contracts receivable	$	2,905		$	2,273
Less current portion of contracts receivable		(2,475	)		(2,273	)
Long-term portion of contracts receivable, net	$	430		$	—

Contracts receivable consisted of $2,905,000 due from two customers as of April 30, 2012 and $2,273,000 due from two customers as of January 31, 2012. Contracts receivable at April 30, 2012 consisted of contracts bearing interest at an average of approximately 9% per year and with remaining repayment terms from 12 to 23 months. These contracts are collateralized by the equipment sold and are considered collectable; thus, no allowances have been established for them.

	April 30, 2012			January 31, 2012
	(in thousands)
Inventories:
Raw materials	$	3,334		$	2,789
Finished goods		3,500			3,711
Work in progress		688			1,109
		7,522			7,609
Less allowance for obsolescence		(982	)		(901	)
Total inventories, net	$	6,540		$	6,708

	April 30, 2012			January 31, 2012
	(in thousands)
Seismic equipment lease pool and property and equipment:
Seismic equipment lease pool	$	236,486		$	223,493
Land and buildings		1,046			366
Furniture and fixtures		7,585			8,020
Autos and trucks		681			680
		245,798			232,559
Accumulated depreciation and amortization		(118,739	)		(112,182	)
Total seismic equipment lease pool and property and equipment, net	$	127,059		$	120,377