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Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
12 Months Ended
May 31, 2016
May 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income (loss) $ 1,678 $ (10,414)
Adjustments to reconcile net income (loss) to Net cash from operating activities:    
Depreciation 1,057 1,320
Amortization of debt financing costs 82 13
Reduction in inventory value of discontinued operations   910
Bad debt (recoveries) expense (250) 536
Gain on sale of assets associated with discontinued operations   (670)
Gain on sale of idle property, plant and equipment   (243)
Share-based compensation 82  
Change in assets and liabilities:    
Accounts receivable 385 5,205
Inventories (2,262) 1,301
Workers' compensation security deposit 438 956
Other current assets 116 178
Accounts payable, trade 888 (2,106)
Accrued liabilities 2,026 (1,024)
Other, net (387) (297)
Net cash from operating activities 3,853 (4,335)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Proceeds from note receivable   1,631
Proceeds from sale of assets associated with discontinued operations   2,331
Proceeds from sale of idle property, plant and equipment   1,941
Purchase of property, plant and equipment (1,132) (473)
Other, net (57) 125
Net cash from investing activities (1,189) 5,555
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments related to debt financing costs   (234)
Repayment of life insurance loans   (2,022)
Net cash from financing activities   (2,256)
Net increase (decrease) in cash 2,664 (1,036)
Cash at beginning of year 4,995 6,031
Cash at end of year $ 7,659 $ 4,995