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Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Statement of Cash Flows [Abstract]    
Net Cash Provided by Operating Activities $ 458 $ 233
Cash Flows Provided by (Used in) Investing Activities:    
Expenditures for property, plant and equipment - continuing operations (456) (684)
Proceeds from sale of other assets 2 2
Net Cash Used in Investing Activities (454) (682)
Cash Flows Used in Financing Activities:    
Payments on long-term debt (67) (136)
Net Cash Used in Financing Activities (67) (136)
Net decrease in Cash and Cash Equivalents (63) (585)
Cash and Cash Equivalents Beginning of Period 3,456 10,494
Cash and Cash Equivalents End of Period 3,393 9,909
Cash Paid for:    
Interest 55 111
Income taxes $ 0 $ 0