Debt Recapitalization and Debt - Narrative (Details)					1 Months Ended		3 Months Ended		6 Months Ended		12 Months Ended
	Apr. 01, 2018 USD ($)	Jan. 01, 2018 USD ($)	Jul. 31, 2017 USD ($) $ / shares shares	Jul. 28, 2017 USD ($) shares	Jul. 31, 2017 USD ($) $ / shares shares	Jun. 30, 2017 USD ($) shares	Jun. 30, 2017 USD ($) shares	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) shares	Jun. 30, 2016 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Jul. 27, 2017 USD ($) shares	Jul. 06, 2017	Dec. 31, 2016 USD ($) shares
Debt Instrument [Line Items]
Long-term debt						$ 10,696,000	$ 10,696,000		$ 10,696,000							$ 10,660,000
Common stock, shares outstanding (in shares) | shares						36,535,000	36,535,000		36,535,000							36,455,000
Value of common stock issued						$ 4,000	$ 4,000		$ 4,000							$ 4,000
Common stock, shares issued (in shares) | shares						36,782,000	36,782,000		36,782,000							36,659,000
Unamortized debt issuance expense						$ 89,000	$ 89,000		$ 89,000							$ 125,000
Amortization of deferred financing costs							18,000	$ 18,000	36,000	$ 36,000
Bridge Bank Loan Agreement Non-Formula Borrowings | Scenario, Forecast
Debt Instrument [Line Items]
Cash payment, payment for debt extinguishment	$ 200,000	$ 200,000
Super G Capital | Scenario, Forecast
Debt Instrument [Line Items]
Expected periodic interest payments											$ 46,000	$ 246,000	$ 148,000
Notes Payable, Other Payables | Promissory Note with Stockholder Representative
Debt Instrument [Line Items]
Long-term debt						1,785,000	1,785,000		1,785,000							1,783,000
Debt and accrued interest						2,530,000	2,530,000		2,530,000
Principal						1,785,000	1,785,000		1,785,000
Accrued interest						$ 745,000	$ 745,000		745,000
Total payments									$ 0
Waiver of final installment, number of days						60 days
Main Street Capital Corporation
Debt Instrument [Line Items]
Common stock, shares outstanding (in shares) | shares						7,711,517	7,711,517		7,711,517
Subsequent Event
Debt Instrument [Line Items]
Long-term debt				$ 2,200,000
Extinguishment of debt and accrued interest, net of new borrowings			$ 9,362,000	$ 9,362,000
Reduction to shares of common stock outstanding (in shares) | shares				385,517
Common stock, shares outstanding (in shares) | shares				36,149,323										36,534,840
Debt and accrued interest														$ 11,562,260
Extinguishment of debt and accrued interest				$ 11,562,260
Shares of common stock issued in connection with the SRS Note Exchange (in shares) | shares			7,326,000	7,326,000
Payment for debt extinguishment or debt prepayment cost, cash paid on hand			$ 350,000
Proceeds from issuance of debt			2,200,000
Subsequent Event | Bridge Bank Loan Agreement A/R Revolver
Debt Instrument [Line Items]
Proceeds from issuance of debt			500,000
Total current borrowing capacity (up to)			$ 1,500,000		$ 1,500,000
Borrowing base of eligible accounts receivable			0.85		0.85
Subsequent Event | Bridge Bank Loan Agreement Non-Formula Borrowings
Debt Instrument [Line Items]
Proceeds from issuance of debt			$ 600,000
Total current borrowing capacity (up to)			600,000		$ 600,000
Installment payment due October 1, 2017			400,000
Installment payment due January 1, 2018			200,000
Installment payment due April 1, 2018			$ 0
Interest rate during the period			6.00%
Subsequent Event | Bridge Bank Loan Agreement Non-Formula Borrowings | Prime Rate
Debt Instrument [Line Items]
Basis spread on variable rate			1.75%
Prime rate, floor			4.00%
Subsequent Event | Western Alliance Bank Loan Agreement
Debt Instrument [Line Items]
Long-term debt				$ 1,100,000
Proceeds from issuance of debt			$ 1,100,000
Subsequent Event | Super G Capital
Debt Instrument [Line Items]
Long-term debt				1,100,000
Total payments			1,540,000
Proceeds from issuance of debt			1,100,000
Monthly installment payment for first three months following closing			33,000
Monthly installment payment for months four through twenty-four			$ 69,000
Warrants issued (in shares) | shares			550,000		550,000
Exercise price for outstanding warrants (in dollars per share) | $ / shares			$ 0.30		$ 0.30
Warrants, term period			3 years
Warrant, profit over the term, or cash exit fee implemented			$ 165,000
Subsequent Event | Notes Payable, Other Payables | Promissory Note with Stockholder Representative
Debt Instrument [Line Items]
Long-term debt			0	0	$ 0									1,784,692
Accrued interest														777,568
Extinguishment of debt and accrued interest			$ 2,562,000
Extinguishment of debt, accrued interest				$ 777,568	$ 32,000
Subsequent Event | Promissory Note | Note with SRS
Debt Instrument [Line Items]
Interest rate															15.00%
President and CEO | Notes Payable, Other Payables | Promissory Note with Stockholder Representative
Debt Instrument [Line Items]
Interest in note payable, percentage						27.00%	27.00%		27.00%
President and CEO | Subsequent Event | Notes Payable, Other Payables | Promissory Note with Stockholder Representative
Debt Instrument [Line Items]
Interest in note payable, percentage			27.00%		27.00%
Value of common stock issued			$ 699,528		$ 699,528
Common stock, shares issued (in shares) | shares			1,825,157		1,825,157
Common stock, shares issued, price per share (in dollars per share) | $ / shares			$ 0.383		$ 0.383
Main Street Capital Corporation
Debt Instrument [Line Items]
Common shares owned by stockholder, percentage						21.00%	21.00%		21.00%
Main Street Capital Corporation | Subsequent Event
Debt Instrument [Line Items]
Repurchase of common stock (in shares) | shares			7,711,517	7,711,517
Main Street Capital Corporation | Term Loan
Debt Instrument [Line Items]
Long-term debt						$ 8,911,000	$ 8,911,000		$ 8,911,000							$ 8,877,000
Outstanding borrowings						$ 9,000,000	$ 9,000,000		$ 9,000,000
Interest rate						12.00%	12.00%		12.00%
Principal payments made									$ 0
Common shares owned by stockholder, percentage						21.00%	21.00%		21.00%
Main Street Capital Corporation | Term Loan | Subsequent Event
Debt Instrument [Line Items]
Long-term debt				$ 0										$ 9,000,000
Extinguishment of debt and accrued interest, net of new borrowings			$ (9,000,000)
Cash payment, payment for debt extinguishment			$ 2,550,000