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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 25, 2023 | Jun. 26, 2022 | Jun. 25, 2023 | Jun. 26, 2022
Revenue | $ 152,525 | $ 124,918 | $ 277,587 | $ 227,509
Restaurant operating costs (exclusive of depreciation and amortization presented separately below): |  |  |  |
Total restaurant operating costs | 121,436 | 101,775 | 229,561 | 190,975
Operating expenses: |  |  |  |
General and administrative | 40,350 | 51,798 | 75,257 | 101,997
Depreciation and amortization | 14,518 | 11,305 | 27,628 | 21,982
Pre-opening costs | 2,302 | 2,520 | 5,668 | 5,032
Non-cash impairment and closure costs | 157 | 182 | 347 | 199
Loss on disposal of property and equipment | 10 | 11 | 58 | 19
Restructuring charges | 4,998 | 0 | 5,636 | 0
Total operating expenses | 62,335 | 65,816 | 114,594 | 129,229
Loss from operations | (31,246) | (42,673) | (66,568) | (92,695)
Interest income | (3,251) | (593) | (6,313) | (761)
Interest expense | 18 | 22 | 39 | 45
Other income | (1,073) | (1,618) | (15) | (1,863)
Net loss before income taxes | (26,940) | (40,484) | (60,279) | (90,116)
Income tax expense | 318 | 20 | 636 | 40
Net loss | $ (27,258) | $ (40,504) | $ (60,915) | $ (90,156)
Earnings per share: |  |  |  |
Net loss per share basic (in dollars per share) | $ (0.24) | $ (0.37) | $ (0.55) | $ (0.82)
Net loss per share diluted (in dollars per share) | $ (0.24) | $ (0.37) | $ (0.55) | $ (0.82)
Weighted average shares used in computing net loss per share basic (in shares) | 111,585,282 | 109,679,467 | 111,441,435 | 109,575,841
Weighted average shares used in computing net loss per share diluted (in shares) | 111,585,282 | 109,679,467 | 111,441,435 | 109,575,841
Food, beverage, and packaging |  |  |  |
Restaurant operating costs (exclusive of depreciation and amortization presented separately below): |  |  |  |
Total restaurant operating costs | $ 40,992 | $ 33,897 | $ 76,579 | $ 61,003
Labor and related expenses |  |  |  |
Restaurant operating costs (exclusive of depreciation and amortization presented separately below): |  |  |  |
Total restaurant operating costs | 43,513 | 37,013 | 82,756 | 71,315
Occupancy and related expenses |  |  |  |
Restaurant operating costs (exclusive of depreciation and amortization presented separately below): |  |  |  |
Total restaurant operating costs | 13,526 | 11,150 | 26,156 | 21,667
Other restaurant operating costs |  |  |  |
Restaurant operating costs (exclusive of depreciation and amortization presented separately below): |  |  |  |
Total restaurant operating costs | $ 23,405 | $ 19,715 | $ 44,070 | $ 36,990

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