Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2017	Dec. 31, 2016
CURRENT ASSETS:
Cash and cash equivalents		$ 7,261	$ 9,803
Restricted investments		1,250	1,250
Short-term investments		11,967	11,983
Accounts receivable, net of allowances of $564 in 2016 and $521 in 2015	[1]	2,721	3,015
Inventories		3,251	2,570
Deferred cost of goods sold		1,767	1,104
Other current assets		1,152	900
Total current assets		29,369	30,625
Property and equipment, net		458	445
Intangible assets, net		725	953
Other long-term assets		987	885
Total assets		31,539	32,908
CURRENT LIABILITIES:
Accounts payable		2,317	1,697
Accrued liabilities		1,878	2,174
Deferred revenues		4,805	3,671
Total current liabilities		9,000	7,542
LONG-TERM LIABILITIES:
Other long-term liabilities		652	688
Liabilities		9,652	8,230
STOCKHOLDERS' EQUITY:
Preferred Stock, $0.01 par value: Authorized - 5,000,000 shares; none outstanding		0	0
Common stock, $0.01 par value: Authorized -100,000,000 shares, Issued - 4,753,654 in 2016 and 4,738,370 shares in 2015, Outstanding - 4,431,736 in 2016 and 4,416,452 shares in 2015		48	48
Additional paid-in capital		359,339	358,123
Treasury stock (321,918 shares as of December 31, 2017 and 2016)		(28,130)	(28,130)
Accumulated other comprehensive loss		(1,821)	(2,437)
Accumulated deficit		(307,803)	(303,180)
Total Echelon Corporation stockholders’ equity		21,633	24,424
Non controlling interest in subsidiary		254	254
Total stockholders' equity		21,887	24,678
Total liabilities and stockholders' equity		$ 31,539	$ 32,908

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