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Consolidated Cash Flow Statements (Unaudited) - USD ($)
$ in Thousands
 9 Months Ended
Oct. 03, 2021
Oct. 04, 2020
Cash flows from operating activities:    
Net income $ 2,487 $ 2,842
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 1,944 1,883
Forgiveness of PPP Loan and related interest (3,599) 0
Deferred income taxes 755 (3,257)
Stock-based compensation expense 351 335
Deferred loan costs recognized 5 11
Net loss (gain) on the sale of assets 11 (813)
Provision for excess and obsolete inventory 134 222
Non-cash lease expense 664 699
Other noncash items 93 72
Contributions to pension plans (283) (34)
Changes in operating assets and liabilities:    
Accounts receivable (4,256) (1,158)
Inventory (11,312) 2,409
Prepaid expenses and other assets (1,197) (983)
Accounts payable 6,355 (1,036)
Accrued and other liabilities 10,005 (1,114)
Net cash provided by operating activities 2,157 78
Cash flows from investing activities:    
Capital expenditures (1,829) (1,151)
Proceeds from sale of assets 10 1,969
Net cash (used in) provided by investing activities (1,819) 818
Cash flows from financing activities:    
Principal payments on finance lease obligations (359) (623)
Principal payments on equipment financing obligations (132) 0
Proceeds from Paycheck Protection Program loan 0 3,558
Indirect repurchase of shares for minimum statutory tax withholdings (405) (33)
Net cash (used in) provided by financing activities (896) 2,902
Effect of exchange rate changes on cash balances 53 (599)
Net (decrease) increase in cash and cash equivalents (505) 3,199
Cash and cash equivalents at beginning of period 11,606 5,095
Cash and cash equivalents at end of period 11,101 8,294
Supplemental disclosure of cash flow information:    
Right-of-use assets obtained in exchange for finance lease obligations 168 0
Capital expenditures purchased through equipment financing obligations $ 1,237 $ 0