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Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
12 Months Ended
Dec. 28, 2019
Dec. 29, 2018
Dec. 30, 2017
Operating activities      
Net loss $ (604) $ (109,143) $ (134,568)
Items not affecting cash:      
Depreciation and amortization 33,952 32,788 32,824
Amortization of debt issuance costs 2,721 2,536 2,825
Deferred income taxes 1,060 (7,390) (27,899)
Stock-based compensation 7,485 7,939 5,709
Unrealized loss (gain) on derivative instruments (410) 465 (631)
Gain on sale of business (44,027) 0 0
Goodwill impairment   81,222 115,000
Impairment of long-lived assets   409 18,193
Fair value of contingent consideration   (2,635) 371
Reserve for notes receivable 0 2,232 0
Other (263) (197) 9
Changes in non-cash working capital, net of businesses acquired or sold 9,895 (19,367) 19,630
Net cash flows from operating activities 9,809 (11,141) 31,463
Investing activities      
Net proceeds from sale of businesses 63,324 1,236 307
Purchases of property, plant and equipment (32,764) (31,603) (41,139)
Acquisition of business, net of cash acquired (3,341)    
Proceeds from sale of assets   1,437 2,385
Acquisition of non-controlling interests     (1,737)
Other   159 62
Net cash flows from investing activities 27,219 (28,771) (40,122)
Financing activities      
Increase (decrease) under line of credit facilities (32,795) 50,275 22,170
Borrowings under long-term debt 3,230 2,029 5,176
Repayment of long-term debt (2,746) (1,810) (9,959)
Payment of cash dividends on Series A Preferred Stock (6,800) (6,800) (6,691)
Payment of contingent consideration   (4,399) (4,330)
Proceeds from the exercise of stock options and employee share purchases 585 1,309 5,034
Dividends paid by subsidiary to non-controlling interest (31) (278)  
Payment of debt issuance costs (412)   (442)
Other 206 (292) (390)
Net cash flows from financing activities (38,763) 40,034 10,568
Foreign exchange gain (loss) on cash held in a foreign currency (47) (70) 68
Increase (decrease) in cash and cash equivalents during the year (1,782) 52 1,977
Cash and cash equivalents - beginning of the year 3,280 3,228 1,251
Cash and cash equivalents - end of the year $ 1,498 $ 3,280 $ 3,228