| Balance Sheet Components |
Balance Sheet Components Accounts Receivable, Net Accounts receivable are recorded for invoiced amounts and amounts for which revenue has been recognized, but not invoiced, net of allowances. Our short-term accounts receivable consist of the following: | | | | | | | | | | | | | As of | | July 31, 2022 | | January 31, 2022 | | | | | | (in thousands) | | Accounts receivable, gross | $ | 541,947 | | | $ | 444,369 | | | Less: allowance for credit losses | (23,200) | | | (17,000) | | | Less: allowance for returns | (9,204) | | | (7,696) | | | Accounts receivable, net | $ | 509,543 | | | $ | 419,673 | |
Below is a rollforward of our allowance for credit losses for the six months ended July 31, 2022 and 2021: | | | | | | | | | | | | | | | | | | | | | 2022 | | 2021 | | (in thousands) | | Balance as of January 31 | $ | 17,000 | | | $ | 20,500 | | | Provision for credit losses | 25,606 | | | 8,029 | | | Write-offs | (19,406) | | | (11,029) | | | Balance as of July 31 | $ | 23,200 | | | $ | 17,500 | |
Prepaid Expenses and Other Current Assets Prepaid expenses and other current assets consisted of the following: | | | | | | | | | | | | | As of | | July 31, 2022 | | January 31, 2022 | | | | | | (in thousands) | | Prepaid expenses | $ | 126,857 | | | $ | 112,666 | | | Other receivables | 17,211 | | | 20,423 | | | Restricted cash from international employee stock sales | 5,708 | | | 10,236 | | | Other | 9,710 | | | 2,277 | | | Prepaid expenses and other current assets | $ | 159,486 | | | $ | 145,602 | |
Property and Equipment, Net Property and equipment consisted of the following: | | | | | | | | | | | | | As of | | July 31, 2022 | | January 31, 2022 | | | | | | (in thousands) | | Servers | $ | 213,578 | | | $ | 185,491 | | | Software | 69,692 | | | 59,153 | | | Computer and office equipment | 45,241 | | | 39,410 | | | Leasehold improvements | 25,313 | | | 25,340 | | | Furniture and fixtures | 4,568 | | | 4,565 | | | Property and equipment, gross | 358,392 | | | 313,959 | | | Less: accumulated depreciation and amortization | (119,290) | | | (91,605) | | | Property and equipment, net | $ | 239,102 | | | $ | 222,354 | |
Depreciation and amortization expense was $19.6 million and $11.8 million for the three months ended July 31, 2022 and 2021, respectively, and $34.7 million and $22.3 million for the six months ended July 31, 2022 and 2021, respectively. Other Assets, Noncurrent Other assets, noncurrent consisted of the following: | | | | | | | | | | | | | As of | | July 31, 2022 | | January 31, 2022 | | | | | | (in thousands) | | Accounts receivable, noncurrent | $ | 82,175 | | | $ | 55,643 | | | | | | | Intangible assets subject to amortization, net | 28,174 | | | 2,972 | | | Indefinite-lived intangible assets | 24,232 | | | 21,020 | | | Prepaid expenses, noncurrent | 9,746 | | | 16,120 | | | | | | | | | | | Other | 9,971 | | | 11,006 | | | Other assets, noncurrent | $ | 154,298 | | | $ | 106,761 | |
Accrued Expenses and Other Current Liabilities Accrued expenses and other current liabilities consisted of the following: | | | | | | | | | | | | | As of | | July 31, 2022 | | January 31, 2022 | | | | | | (in thousands) | | | | | | Accrued expenses | $ | 168,860 | | | $ | 149,658 | | | Accrued compensation and benefits | 127,236 | | | 126,322 | | | Income tax liabilities | 106,313 | | | 56,968 | | | Sales and other non-income tax liabilities | 34,103 | | | 33,305 | | | Customer deposit liabilities | 23,703 | | | 20,884 | | | Operating lease liabilities, current | 21,986 | | | 20,697 | | | | | | | | | | | Other | 16,057 | | | 22,581 | | | Accrued expenses and other current liabilities | $ | 498,258 | | | $ | 430,415 | |
Other Liabilities, Noncurrent Other liabilities, noncurrent consisted of the following: | | | | | | | | | | | | | As of | | July 31, 2022 | | January 31, 2022 | | | | | | (in thousands) | | Sales and other non-income tax liabilities | $ | 41,747 | | | $ | 53,916 | | | | | | | | | | | | | | | Other | 17,099 | | | 14,194 | | | Other liabilities, noncurrent | $ | 58,846 | | | $ | 68,110 | |
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