Consolidated Balance Sheet Detail

12 Months Ended

Jan. 31, 2013

Balance Sheet Related Disclosures [Abstract]

Supplemental Balance Sheet Disclosures [Text Block]

5. Consolidated Balance Sheet Detail

Inventory consists primarily of hardware and related component parts and is stated at the lower of cost (on a first-in, first-out basis) or market. Inventories consist of the following:

	January 31,
	2013		2012
	(Amounts in thousands)
Components and assemblies	$	4,162	$	6,402
Finished products		3,210		3,816
Total inventories	$	7,372	$	10,218

Property and equipment, net consists of the following:

	Estimated
	Useful		January 31,
	Life (Years)		2013			2012
			(Amounts in thousands)
Land			$	2,780		$	2,780
Buildings		20		11,426			11,426
Office furniture and equipment		5		3,379			3,153
Computer equipment, software and demonstration equipment		3		45,787			48,507
Deployed assets		2-7		3,280			3,280
Service and spare components		5		8,368			9,003
Leasehold improvements		1-7		1,661			2,644
Automobiles and trucks		5		211			211
Assets not yet placed in service				1,363			366
				78,255			81,370
Less - Accumulated depreciation and amortization				(58,493	)		(61,208	)
Total property and equipment, net			$	19,762		$	20,162

Depreciation and amortization expense of fixed assets was $4.7 million, $5.4 million and $6.2 million for the years ended January 31, 2013, 2012 and 2011, respectively.

Other accrued expenses consist of the following:

	January 31,
	2013		2012
	(Amounts in thousands)
Accrued compensation and commissions	$	4,136	$	5,514
Acquisition-related consideration		5,656		3,793
Employee benefits		1,210		852
Accrued other		5,171		3,186
Total other accrued expenses	$	16,173	$	13,345