Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands		Sep. 30, 2015	Dec. 31, 2014
CURRENT ASSETS:
Cash and cash equivalents		$ 9,205	$ 13,340
Restricted investments		1,401	1,401
Short-term investments		15,999	28,829
Accounts receivable, net	[1]	3,995	3,948
Inventories		2,673	3,243
Deferred cost of goods sold		1,221	935
Other current assets		1,887	1,084
Current assets of discontinued operations held for sale		0	597
Total current assets		36,381	53,377
Property and equipment, net		696	10,190
Intangible assets, net		1,241	1,413
Goodwill		5,756	5,936
Other long‑term assets		1,048	694
Long-term assets of discontinued operations held for sale		0	36
Total assets		45,122	71,646
CURRENT LIABILITIES:
Accounts payable		2,070	3,614
Accrued liabilities		3,591	2,844
Current portion of lease financing obligations		131	2,459
Deferred revenues		4,098	3,126
Current liabilities of discontinued operations held for sale		0	1,024
Total current liabilities		9,890	13,067
LONG-TERM LIABILITIES:
Lease financing obligations, excluding current portion		0	13,662
Other long-term liabilities		530	1,740
Total long-term liabilities		530	15,402
STOCKHOLDERS’ EQUITY:
Common stock		474	472
Additional paid-in capital		356,135	356,181
Treasury stock		(28,130)	(28,130)
Accumulated other comprehensive income		(1,228)	(431)
Accumulated deficit		(292,803)	(285,169)
Total Echelon Corporation stockholders’ equity		34,448	42,923
Noncontrolling interest in discontinued operations of subsidiary		254	254
Total stockholders’ equity		34,702	43,177
Total liabilities and stockholders’ equity		$ 45,122	$ 71,646

[1] Includes related party receivable of $1,404 and $158 as of September 30, 2015 and December 31, 2014, respectively