Business Description and Basis of Presentation [Text Block] | 1. The condensed consolidated financial statements included herein are unaudited and have been prepared by Build-A-Bear Workshop, Inc. and its subsidiaries (collectively, the “Company”) pursuant to the rules and regulations of the U.S. Securities and Exchange Commission (“SEC”). Certain information and footnote disclosures normally included in financial statements prepared in accordance with U.S. generally accepted accounting principles (“GAAP”) have been condensed or omitted pursuant to such rules and regulations. The condensed consolidated balance sheet of the Company as of December 30, 2017 not December 30, 2017, 10 March 15, 2018. Change in Fiscal Year In January 2018, December 31, January 31. 2017 first 12 February 4, 2018 February 2, 2019. thirteen twenty-six July 29, 2017 Recent Accounting Pronouncements – Adopted in the current year In March 2018, 2018 05, 740 No. 118, No. 118, not not no one twenty-six August 4, 2018 one Effective December 31, 2017, 606, not December 31, 2017. 606 The Company’s most significant ASC 606 As a result of this change, the Company expects a negative impact to revenue and pre-tax income of $3.9 2018 2019 2020. not 606, December 31, 2017 ( Balance Sheet Balance as of December 30, 2017 Adjustments due to Balance as of December 31, 2017 Assets Prepaid expenses and other current assets $ 13,346 $ (13 ) $ 13,333 Deferred tax assets 6,381 (2,880 ) 3,501 Adjustment: assets $ (2,893 ) Liabilities Accrued expenses (1) 15,189 151 15,340 Gift cards and customer deposits 33,926 (12,297 ) 21,629 Stockholders' equity Retained Earnings 49,760 9,253 59,013 Adjustment: liabilities and stockholders' equity $ (2,893 ) ( 1 606 The following tables reflect the impact of adoption of ASC 606 thirteen twenty-six August 4, 2018 August 4, 2018 606” For the thirteen weeks ended August 4, 2018 For the twenty-six weeks ended August 4, 2018 As Reported Without Adoption of ASC 606 Effect of Change As Reported Without Adoption of ASC 606 Effect of Change Select income statement Revenues Net retail sales $ 81,037 $ 81,779 $ (742 ) $ 162,462 $ 163,803 $ (1,341 ) Commercial revenue 1,055 1,055 – 2,074 2,074 – International franchising revenue 1,086 1,086 – 1,826 1,826 – Total revenues 83,178 83,920 (742 ) 166,362 167,703 (1,341 ) Total costs and expenses – – – – – – Income tax expense (745 ) (528 ) 217 (453 ) (133 ) 320 Net loss $ (1,800 ) $ (1,275 ) $ (525 ) $ (1,446 ) $ (425 ) $ (1,021 ) August 4, 2018 As Reported Without Adoption of ASC 606 Effect of Change Select balance sheet Liabilities Accrued expenses (1) $ 12,482 $ 12,651 $ 169 Gift cards and customer deposits (1) 14,502 25,458 10,956 Stockholders' equity Retained earnings (1) 53,811 45,579 (8,232 ) Net effect of Change on Liabilities and Stockholders’ equity $ 2,893 ( 1 606 twenty-six August 4, 2018 December 31, 2017 The impact of adoption of ASC 606 thirteen twenty-six August 4, 2018 not Recently Issued Accounting Pronouncements In February 2016, No. 2016 02, 2016 02 2016 02 2019. 2017, not |