Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

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CONSOLIDATED BALANCE SHEETS (Parenthetical)
$ in Thousands
Dec. 31, 2018
USD ($)
$ / shares
shares
Variable Interest Entity [Line Items]  
Allowance for doubtful accounts - Trade Receivables $ 261
Cash and cash equivalents 50,753
Tax receivables 3,187
Receivables - other 2,343
Inventories, net 20,673
Prepaid expenses 1,807
Machinery, equipment and spares 37,487
Buildings and leasehold improvements 45,303
Furnitures, fixtures, vehicles and other 21,832
Accumulated Depreciation 317,967
Other assets 21,578
Accounts payable and accrued expenses 13,161
Accrued wages and benefits 9,267
Accrued other taxes 1,268
Accrued contingencies 630
Current portion of long-term debt $ 2,058
Common stock, par value (in dollars per share) | $ / shares $ 0.01
Common stock, shares authorized (in shares) | shares 60,000,000
Common stock, shares outstanding (in shares) | shares 21,765,404
Treasury shares (in shares) | shares 156,737
Variable Interest Entity, Primary Beneficiary  
Variable Interest Entity [Line Items]  
Cash and cash equivalents $ 1,745
Trade, operating, net of allowance for doubtful accounts 5,565
Tax receivables 3,187
Receivables - other 340
Inventories, net 40
Prepaid expenses 10
Machinery, equipment and spares 750
Buildings and leasehold improvements 154
Furnitures, fixtures, vehicles and other 471
Accumulated Depreciation 485
Other assets 96
Accounts payable and accrued expenses 1,522
Accrued wages and benefits 1,429
Accrued other taxes 500
Accrued contingencies 630
Current portion of long-term debt $ 395