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Other Significant Balance Sheet Components (Tables) | 12 Months Ended
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Dec. 29, 2017
Significant Balance Sheet Components [Abstract] |
Accounts Receivable, Net | Account receivable, net
|  | Fiscal Years |
(In thousands) |  | 2017 |  | 2016 |
Billed accounts receivable |  | $ | 78,139 |  | $ | 60,510 |
Unbilled accounts receivable |  |  | 35,487 |  |  | 30,316 |
Allowance for contract losses and doubtful accounts |  |  | (3,526) |  |  | (3,417) |
Total accounts receivable, net |  | $ | 110,100 |  | $ | 87,409 |
Accounts payable and accrued liabilities | Accounts payable and accrued liabilities
|  | Fiscal Years |
(In thousands) |  | 2017 |  | 2016 |
Accounts payable |  | $ | 2,784 |  | $ | 3,193 |
Accrued liabilities |  |  | 11,957 |  |  | 6,880 |
Total accounts payable and other accrued liabilities |  | $ | 14,741 |  | $ | 10,073 |
Accrued payroll and employee benefits | Accrued payroll and employee benefits
|  | Fiscal Years |
(In thousands) |  | 2017 |  | 2016 |
Accrued bonuses payable |  | $ | 44,752 |  | $ | 37,120 |
Accrued 401(k) contributions |  |  | 7,691 |  |  | 7,440 |
Accrued vacation |  |  | 9,707 |  |  | 9,177 |
Deferred compensation |  |  | 6,274 |  |  | 7,114 |
Other accrued payroll and employee benefits |  |  | 1,640 |  |  | 1,688 |
Total accrued payroll and employee benefits |  | $ | 70,064 |  | $ | 62,539 |

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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://www.xbrl.org/2003/role/presentationRef -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 the (a) carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business (accounts payable); (b) other payables; and (c) accrued liabilities. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). An alternative caption includes accrued expenses. + References No definition available. + Details
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