Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Interim Consolidated Financial Statement Details - Consolidated Balance Sheets (Details)

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Note 4 - Interim Consolidated Financial Statement Details - Consolidated Balance Sheets (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2019
Dec. 30, 2018
Trade accounts receivable $ 74,248 $ 72,937
Other receivables 330 447
Allowance for doubtful accounts (398) (398)
Total 74,180 72,986
Opening 20,405 3,734
Contract assets additions 24,208 205,387
Contract assets invoiced (20,405) (188,716)
Ending 24,208 20,405
Raw materials 48,243 52,102
Finished goods 418
Parts and other 633 896
Provision for obsolescence (216) (213)
Total 48,660 53,203
Property, plant and equipment 70,048 69,368
Accumulated depreciation, property, plant and equipment (42,835) (41,208)
Property, plant and equipment—net 27,213 28,160
Intangible assets 21,000 21,000
Intangible assets, accumulated amortization (2,909) (1,065)
Intangible assets—net 18,091 19,935
Payroll 6,046 5,637
Professional services 687 702
Interest 259 381
Rent 428
Total 13,022 13,040
Rebated Related [Member]    
Other accrued liabilities 236
Customer Related [Member]    
Other accrued liabilities 3,002 2,237
Vendor Related [Member]    
Other accrued liabilities 1,498 2,048
Restructuring [Member]    
Other accrued liabilities 254
Other Accrued Liabilities [Member]    
Other accrued liabilities 1,276 1,371
Customer Relationships [Member]    
Intangible assets 12,350 12,350
Intangible assets, accumulated amortization (487) (178)
Order or Production Backlog [Member]    
Intangible assets 6,990 6,990
Intangible assets, accumulated amortization (1,838) (673)
Trade Names [Member]    
Intangible assets 1,300 1,300
Intangible assets, accumulated amortization (513) (188)
Noncompete Agreements [Member]    
Intangible assets 360 360
Intangible assets, accumulated amortization (71) (26)
Land [Member]    
Property, plant and equipment 1,648 1,648
Accumulated depreciation, property, plant and equipment
Building [Member]    
Property, plant and equipment [1] 18,985 18,985
Accumulated depreciation, property, plant and equipment [1] (9,502) (9,190)
Machinery and Equipment [Member]    
Property, plant and equipment [2] 40,596 40,083
Accumulated depreciation, property, plant and equipment [2] (28,150) (27,093)
Furniture and Fixtures [Member]    
Property, plant and equipment [3] 862 845
Accumulated depreciation, property, plant and equipment [3] (483) (457)
Computer Equipment [Member]    
Property, plant and equipment [4] 4,018 3,945
Accumulated depreciation, property, plant and equipment [4] (3,163) (3,053)
Leasehold Improvements [Member]    
Property, plant and equipment 3,939 3,863
Accumulated depreciation, property, plant and equipment $ (1,537) $ (1,415)
[1] Included within buildings are costs associated with Melbourne facility under finance lease of $9,082 and associated accumulated depreciation of $297 and $96 as of March 31, 2019 and December 30, 2018, respectively. The related depreciation expense for three months ended March 31, 2019 and December 30, 2018 was $201 and $96, respectively.
[2] Included within machinery and equipment were assets under finance leases with costs of $2,275 and associated accumulated depreciation of $550 and $409 as of March 31, 2019 and December 30, 2018, respectively. The related depreciation expense for the three months ended March 31, 2019 and December 30, 2018 was $142 and $187, respectively.
[3] Included within office furniture and equipment were assets under finance leases with costs of $158 and associated accumulated depreciation of $15 and $6 as of March 31, 2019 and December 30, 2018, respectively. The related depreciation expense for the year ended March 31, 2019 and December 30, 2018 was $10 and $6, respectively.
[4] Included within computer hardware and software were assets under finance leases with costs of $91 and associated accumulated depreciation of $28 and $20 as of March 31, 2019 and December 30, 2018, respectively. The related depreciation expense for the year ended March 31, 2019 and December 30, 2018 was $8 and $20, respectively.