Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015		Dec. 31, 2014
CURRENT ASSETS:
Cash and cash equivalents	$ 9,357		$ 13,340
Restricted Investments, Current	1,401		1,401
Short-term investments	28,837		28,829
Accounts receivable, net	4,047	[1]	3,948	[1]
Inventories	3,156		3,243
Deferred cost of goods sold	957		935
Other current assets	1,297		1,084
Disposal Group, Including Discontinued Operation, Assets, Current	596		597
Total current assets	49,648		53,377
Property and equipment, net	9,759		10,190
Intangible assets, net	1,356		1,413
Goodwill	5,675		5,936
Other long-term assets	648		694
Assets held for sale Non Current	34		36
Total assets	67,120		71,646
CURRENT LIABILITIES:
Accounts payable	2,143		3,614
Accrued liabilities	2,910		2,844
Current portion of lease financing obligations	2,514		2,459
Deferred revenues	3,265		3,126
Current liabilities of discontinued operations held for sale	1,024		1,024
Total current liabilities	11,856		13,067
LONG-TERM LIABILITIES:
Lease financing obligations, excluding current portion	13,020		13,662
Other long-term liabilities	1,555		1,740
Total long-term liabilities	14,575		15,402
STOCKHOLDERS' EQUITY:
Common stock	473		472
Additional paid-in capital	356,233		356,181
Treasury stock	(28,130)		(28,130)
Accumulated other comprehensive income	(1,548)		(431)
Accumulated deficit	(286,593)		(285,169)
Total Echelon Corporation stockholders' equity	40,435		42,923
Noncontrolling interest in subsidiary	254		254
Total stockholders' equity	40,689		43,177
Total liabilities and stockholders' equity	$ 67,120		$ 71,646

[1] Includes related party receivable of $341 and $158 as of March 31, 2015 and December 31, 2014, respectively