pre_text: ITEM 15. EXHIBITS AND FINANCIAL STATEMENT SCHEDULES (a) 1. Financial Statements Reference is made to Item 8 for a list of all financial statements and schedules filed as a part of this Report. 2. Financial Statement Schedules QuickLogic Corporation Valuation and Qualifying Accounts (in thousands) All other schedules not listed above have been omitted because the information required to be set forth therein is not applicable or is shown in the financial statements or notes hereto.
table: Balance at Beginning of Period Charged to Costs and Expenses Write-offs Balance at End of Period
table: Allowance for Doubtful Accounts:
table: Fiscal Year 2019 $— $— $5 $—
table: Fiscal Year 2018 $— $— $— $—
table: Fiscal Year 2017 $— $— $— $—
table: Allowance for Deferred Tax Assets:
table: Fiscal Year 2019 $54,913 $3,227 $— $58,140
table: Fiscal Year 2018 $55,931 $— $(1,018) $54,913
table: Fiscal Year 2017 $79,150 $— $(23,219) $55,931
question: Analyse this data from a financial earnings document. What is the total balance at the beginning of the period in fiscal year 2018 and 2019?