Discontinued Operations (Details 1) (USD $) In Thousands, unless otherwise specified	Jan. 31, 2013	Jan. 31, 2012
Assets
Accounts receivable		$ 8,371
Inventories, net		2,940
Prepaid expenses and other current assets		2,895
Total current assets related to discontinued operations	0	14,206
Non current assets:
Goodwill	(19,225)	19,820
Intangibles		1,329
Property and equipment, net		12,057
Deferred tax assets, long-term		343
Other assets		108
Total non-current assets related to discontinued operations	0	33,657
Liabilities
Accounts payable		1,148
Accrued expenses		6,140
Deferred revenues		3,517
Total current liabilities related to discontinued operations	0	10,805
Non-current liabilities:
Deferred tax liabilities, long-term		214
Other non-current liabilities		525
Total non-current liabilities related to discontinued operations	0	739
Servers and Storage [Member]
Assets
Accounts receivable		0
Inventories, net		2,940
Prepaid expenses and other current assets		170
Total current assets related to discontinued operations		3,110
Non current assets:
Goodwill		594
Intangibles		0
Property and equipment, net		1,653
Deferred tax assets, long-term		0
Other assets		108
Total non-current assets related to discontinued operations		2,355
Liabilities
Accounts payable		0
Accrued expenses		0
Deferred revenues		2,779
Total current liabilities related to discontinued operations		2,779
Non-current liabilities:
Deferred tax liabilities, long-term		0
Other non-current liabilities		0
Total non-current liabilities related to discontinued operations		0
Media Services [Member]
Assets
Accounts receivable		8,371
Inventories, net		0
Prepaid expenses and other current assets		2,725
Total current assets related to discontinued operations		11,096
Non current assets:
Goodwill		19,226
Intangibles		1,329
Property and equipment, net		10,404
Deferred tax assets, long-term		343
Other assets		0
Total non-current assets related to discontinued operations		31,302
Liabilities
Accounts payable		1,148
Accrued expenses		6,140
Deferred revenues		738
Total current liabilities related to discontinued operations		8,026
Non-current liabilities:
Deferred tax liabilities, long-term		214
Other non-current liabilities		525
Total non-current liabilities related to discontinued operations		$ 739