WARRANTS (Narrative) (Details)				1 Months Ended								3 Months Ended	9 Months Ended		12 Months Ended
	Sep. 14, 2016 $ / shares shares	Apr. 25, 2016 $ / shares shares	Jun. 17, 2013 USD ($) $ / shares shares	Sep. 30, 2016 $ / shares shares	Aug. 31, 2016 USD ($)	Apr. 30, 2016 shares	Sep. 30, 2015 USD ($) $ / shares	Oct. 31, 2014 USD ($) $ / shares shares	Aug. 31, 2014 USD ($) $ / shares shares	Mar. 31, 2013 $ / shares shares	Jan. 31, 2013 tranche founder $ / shares shares	Mar. 31, 2013 USD ($) $ / shares shares	Sep. 30, 2016 USD ($) $ / shares shares	Sep. 30, 2015 $ / shares	Dec. 31, 2016 USD ($) shares	Dec. 31, 2015 USD ($) shares	Mar. 19, 2013 shares
Warrant liabilities
Cash paid for warrants | $															$ 280,000	$ 0
Assumptions used in estimating fair value of warrants
Exercise of warrants, cashless (in shares)																208,184
Capital Units
Assumptions used in estimating fair value of warrants
Sales of common stock, net of offering costs (in shares)															2,715,000
Common Stock
Assumptions used in estimating fair value of warrants
Implied unit price/stock price (in dollars per unit/share) | $ / shares	$ 4.25
Sales of common stock, net of offering costs (in shares)	2,715,000														4,711,880
Exercise of warrants, cashless (in shares)															21,068	208,184
Founders | Class B Member’s | Resonant LLC
Warrant liabilities
Warrants to purchase shares of common stock or units (in units/shares)			124,998
Investors, Executives and Board Members | Capital Units
Assumptions used in estimating fair value of warrants
Implied unit price/stock price (in dollars per unit/share) | $ / shares		$ 2.985
Sales of common stock, net of offering costs (in shares)		1,996,880
Investors, Executives and Board Members | Common stock warrants
Assumptions used in estimating fair value of warrants
Period start after closing		6 months
Period end after closing		36 months
Placement agents | Capital Units
Assumptions used in estimating fair value of warrants
Implied unit price/stock price (in dollars per unit/share) | $ / shares		$ 2.86
Sales of common stock, net of offering costs (in shares)		99,844
Placement agents | Common Stock
Assumptions used in estimating fair value of warrants
Sales of common stock, net of offering costs (in shares)	135,750
Period end after closing															2 years
Bridge Warrants | Resonant LLC
Warrant liabilities
Number of tranches in which warrants were issued | tranche											2
Cash paid for warrants | $												$ 1,000
Bridge Warrants | Founders
Warrant liabilities
Warrant term										5 years	5 years
Exercise price (in dollars per unit/share) | $ / shares			$ 0.20							$ 0.4		$ 0.4
Warrants to purchase shares of common stock or units (in units/shares)			249,999
Bridge warrants issued in January 2013
Warrant liabilities
Warrants to purchase shares of common stock or units (in units/shares)										20,833	20,833	20,833
Bridge warrants issued in January 2013 | Class B Member’s | Resonant LLC
Warrant liabilities
Warrants to purchase shares of common stock or units (in units/shares)											62,499						62,499
Consulting Warrant
Assumptions used in estimating fair value of warrants
Exercise of warrants, cashless (in shares)															19,693
Consulting warrants issued in October 2014 | IR Consultant
Warrant liabilities
Warrant term								4 years
Exercise price (in dollars per unit/share) | $ / shares								$ 6.50
Warrants to purchase shares of common stock or units (in units/shares)								6,000
Assumptions used in estimating fair value of warrants
Expected dividend rate (as a percent)								0.00%
Vesting period								12 months
Monthly cash compensation | $								$ 5,000
Consulting warrants issued in October 2014 | IR Consultant | Minimum
Assumptions used in estimating fair value of warrants
Expected volatility (as a percent)														60.00%
Expected Life								3 years 3 months 18 days
Consulting warrants issued in October 2014 | IR Consultant | Maximum
Assumptions used in estimating fair value of warrants
Expected volatility (as a percent)								81.80%
Expected Life								4 years
Private Placement Warrants
Assumptions used in estimating fair value of warrants
Exercise of warrants, cashless (in shares)															1,375
Private Placement Warrants | Private Placement
Warrant liabilities
Warrants to purchase shares of common stock or units (in units/shares)						1,996,880
Private Placement Warrants | Investors, Executives and Board Members | Capital Units
Warrant liabilities
Exercise price (in dollars per unit/share) | $ / shares		$ 2.86
Private Placement Warrants | Investors, Executives and Board Members | Private Placement | Capital Units
Assumptions used in estimating fair value of warrants
Sales of common stock, net of offering costs (in shares)						1,996,880
Private Placement Warrants | Placement agents | Capital Units
Assumptions used in estimating fair value of warrants
Implied unit price/stock price (in dollars per unit/share) | $ / shares		$ 2.86
Sales of common stock, net of offering costs (in shares)		99,844
Underwriting Warrant | Common Stock
Warrant liabilities
Warrants to purchase shares of common stock or units (in units/shares)				2,715,000									2,715,000
Assumptions used in estimating fair value of warrants
Equity value | $													$ 475,000
Implied unit price/stock price (in dollars per unit/share) | $ / shares				$ 6.54									$ 6.54
Expected volatility (as a percent)													60.00%
Expected dividend rate (as a percent)													0.00%
Risk free interest rate (as a percent)													0.90%
Expected Life													3 years
Underwriting Warrant | Investors, Executives and Board Members | Capital Units
Warrant liabilities
Exercise price (in dollars per unit/share) | $ / shares				$ 4.25									$ 4.25
Underwriting Warrant | Investors, Executives and Board Members | Private Placement | Capital Units
Assumptions used in estimating fair value of warrants
Sales of common stock, net of offering costs (in shares)				135,750
MDB | Consulting Warrant
Warrant liabilities
Warrant term			7 years
Exercise price (in dollars per unit/share) | $ / shares			$ 0.01
Warrants to purchase shares of common stock or units (in units/shares)			222,222
Assumptions used in estimating fair value of warrants
Value of shares of common stock divided by exercise price of warrant's to determine exercisable warrants | $			$ 700,000
MDB | Financing Warrants
Warrant liabilities
Warrant term			7 years
MDB | Underwriting Warrant
Warrant liabilities
Warrant term			5 years
Exercise price (in dollars per unit/share) | $ / shares			$ 7.50
Warrants to purchase shares of common stock or units (in units/shares)			310,500
Warrants exercisable period from underwriting agreement			180 days
IR Firm | Consulting Warrant | IR Consultant
Assumptions used in estimating fair value of warrants
Stock compensation expense increase (decrease) | $															$ (26,000)	$ 58,000
IR Firm | Consulting warrants issued in August 2014
Warrant liabilities
Number of founders | founder											3
Warrant term									3 years
Exercise price (in dollars per unit/share) | $ / shares											$ 0.40
Warrants to purchase shares of common stock or units (in units/shares)									42,000
Assumptions used in estimating fair value of warrants
Equity value | $									$ 119,000
Exercise price (in dollars per unit/share) | $ / shares									$ 8.31
Implied unit price/stock price (in dollars per unit/share) | $ / shares									$ 6.91
Expected volatility (as a percent)									69.70%
Expected dividend rate (as a percent)									0.00%
Risk free interest rate (as a percent)									0.88%
Expected Life									3 years
Monthly cash compensation | $					$ 5,000		$ 3,000		$ 8,500
IR Firm | Consulting warrants issued in August 2014 | Minimum
Assumptions used in estimating fair value of warrants
Implied unit price/stock price (in dollars per unit/share) | $ / shares							$ 2.98							$ 2.98
Risk free interest rate (as a percent)														0.91%
IR Firm | Consulting warrants issued in August 2014 | Maximum
Assumptions used in estimating fair value of warrants
Implied unit price/stock price (in dollars per unit/share) | $ / shares							$ 11.62							$ 11.62
Risk free interest rate (as a percent)														1.50%
IR Firm | Private Placement Warrants
Assumptions used in estimating fair value of warrants
Equity value | $													$ 2,500,000
Implied unit price/stock price (in dollars per unit/share) | $ / shares				$ 2.90									$ 2.90
Expected volatility (as a percent)													60.00%
Expected dividend rate (as a percent)													0.00%
Risk free interest rate (as a percent)													0.97%
Expected Life													3 years