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Receivables, net (Tables) | 12 Months Ended
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Dec. 29, 2018
Receivables [Abstract] |
Current and long-term accounts receivable balances | Cadence’s current and long-term receivables balances as of December 29, 2018 and December 30, 2017 were as follows:
| As of
| December 29, 2018 |  | December 30, 2017
| (In thousands)
Accounts receivable | $ | 164,223 |  |  | $ | 119,325 |
Unbilled accounts receivable | 136,795 |  |  | 71,101 |
Long-term receivables | 5,972 |  |  | 12,239 |
Total receivables | 306,990 |  |  | 202,665 |
Less allowance for doubtful accounts | (3,936 | ) |  | — |
Total receivables, net | $ | 303,054 |  |  | $ | 202,665 |
Allowance for Doubtful Accounts Receivable [Roll Forward] | Cadence’s provisions for losses on its accounts receivable during fiscal 2018, 2017 and 2016 were as follows:
|  | Balance at Beginning of Period |  | Charged to Costs and Expenses |  | Uncollectible Accounts Written Off, Net |  | Balance at End of Period
Year ended December 29, 2018 |  | $ | — |  |  | $ | 5,102 |  |  | $ | (1,166 | ) |  | $ | 3,936 |
Year ended December 30, 2017 |  | — |  |  | 2,623 |  |  | (2,623 | ) |  | — |
Year ended December 31, 2016 |  | $ | — |  |  | $ | 308 |  |  | $ | (308 | ) |  | $ | — |

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Tabular disclosure of credit losses for current financing receivables (such as trade and accounts receivable), including a rollforward of the balance. An alternative caption includes allowance for doubtful accounts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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