Executive Officer Employment Agreements - Additional Information (Details) - USD ($)			1 Months Ended		12 Months Ended
	Jan. 03, 2018	Sep. 07, 2017	Jan. 30, 2016	Feb. 28, 2015	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016	Sep. 30, 2014	Jun. 30, 2018	Mar. 17, 2018	Sep. 06, 2017	Jul. 20, 2016	Dec. 04, 2013
Chief Executive Officer
Defined Benefit Plan Disclosure [Line Items]
Annual base salary	$ 620,000	$ 620,000
Base salary earned	$ 31,000	183,615			$ 520,000	$ 825,000	$ 825,000
Salary payment payable		$ 496,000
Chief Executive Officer | Subsequent Event
Defined Benefit Plan Disclosure [Line Items]
Bonus payable										$ 50,000
Chief Executive Officer | Scenario, Forecast
Defined Benefit Plan Disclosure [Line Items]
Bonus payable									$ 50,000
Former Chief Executive Officer
Defined Benefit Plan Disclosure [Line Items]
Base salary earned								$ 681,000
Separation Agreement Payment				$ 3,338,000
Former President
Defined Benefit Plan Disclosure [Line Items]
Base salary earned							453,000
Separation Agreement Payment			$ 104,000		$ 535,000
Separation Agreement description					The Daniel Separation Agreement provided a) that Mr. Daniel would receive one year of base salary, one-half of which was paid as a lump sum in June 2016 and the balance of which was paid monthly thereafter, totaling $535,000, b) payment to Mr. Daniel of a pro-rata annual bonus for fiscal 2015, c) lump sum payments to Mr. Daniel totaling $104,000 in January 2016, primarily for consulting services from his date of separation through January 31, 2016 and d) continuation of certain insurance and fringe benefits for up to 14 months.
Executive Vice President and Chief Financial Officer
Defined Benefit Plan Disclosure [Line Items]
Annual base salary												$ 405,000
Base salary earned					$ 405,000	195,000
Former Executive Vice President and Chief Financial Officer
Defined Benefit Plan Disclosure [Line Items]
Base salary earned						128,000	405,000
Executive Vice President and Chief Administrative Officer
Defined Benefit Plan Disclosure [Line Items]
Annual base salary											$ 425,000		$ 390,000
Base salary earned					$ 403,000	$ 390,000	$ 390,000