Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 40,355	$ 14,380
Short-term investments	37,987us-gaap_ShortTermInvestments	42,981us-gaap_ShortTermInvestments
Accounts and other receivables (net of allowances for doubtful accounts of $36 and $28)	1,902	3,021
Deferred income taxes	9,377	9,377
Prepaid expenses and other current assets	597	845
Total current assets	90,218us-gaap_AssetsCurrent	70,604us-gaap_AssetsCurrent
Property and equipment, net	2,581us-gaap_PropertyPlantAndEquipmentNet	1,207us-gaap_PropertyPlantAndEquipmentNet
Deferred income tax assets	25,557	25,419
Intangibles and other assets, net	278immr_IntangiblesAndOtherAssetsNet	291immr_IntangiblesAndOtherAssetsNet
Total assets	118,634us-gaap_Assets	97,521us-gaap_Assets
Current liabilities:
Accounts payable	1,670us-gaap_AccountsPayableCurrent	669us-gaap_AccountsPayableCurrent
Accrued compensation	2,621	1,906
Other current liabilities	3,778us-gaap_OtherLiabilitiesCurrent	2,225us-gaap_OtherLiabilitiesCurrent
Deferred revenue	25,082us-gaap_DeferredRevenueCurrent	7,779us-gaap_DeferredRevenueCurrent
Total current liabilities	33,151us-gaap_LiabilitiesCurrent	12,579us-gaap_LiabilitiesCurrent
Long-term deferred revenue	6,313us-gaap_DeferredRevenueNoncurrent	7,827us-gaap_DeferredRevenueNoncurrent
Other long-term liabilities	631us-gaap_OtherLiabilitiesNoncurrent	512us-gaap_OtherLiabilitiesNoncurrent
Total liabilities	40,095us-gaap_Liabilities	20,918us-gaap_Liabilities
Contingencies (Note 12)
Stockholders' equity:
Common stock and additional paid-in capital - $0.001 par value; 100,000,000 shares authorized; 34,521,521 and 34,225,778 shares issued, respectively; 28,011,130 and 27,715,387 shares outstanding, respectively	206,870	204,876
Accumulated other comprehensive income	103	102
Accumulated deficit	(82,865)	(82,806)
Treasury stock at cost: 6,510,391 shares	(45,569)us-gaap_TreasuryStockValue	(45,569)us-gaap_TreasuryStockValue
Total stockholders' equity	78,539us-gaap_StockholdersEquity	76,603us-gaap_StockholdersEquity
Total liabilities and stockholders' equity	$ 118,634	$ 97,521

Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. Also includes aggregate carrying amount, as of the balance sheet date, of noncurrent assets not separately disclosed in the balance sheet due to materiality considerations. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).

No definition available.