Other Long-Term Liabilities (Details) - USD ($) $ in Thousands	Jan. 09, 2019	Jan. 08, 2019	Dec. 31, 2018	Jun. 30, 2018
Other Liabilities Disclosure [Line Items]
Other long-term liabilities-capital leases			$ 7	$ 58
Derivative liabilities—noncurrent			322	386
Multiemployer Plan Holdback--Boyd Coffee			0	1,056
Cumulative preferred dividends, undeclared and unpaid—noncurrent			484	312
Other long-term liabilities			$ 813	$ 1,812
Subsequent Event [Member]
Other Liabilities Disclosure [Line Items]
Multiemployer Plans, Withdrawal Obligation, Assessment	$ 500	$ 500