Prepaid Expenses And Other Current Assets (Details) - USD ($) $ in Thousands |
Dec. 30, 2017 |
Dec. 31, 2016 |
|---|---|---|
| Prepaid Expenses And Other Current Assets [Abstract] | ||
| Prepaid insurance | $ 1,081 | $ 1,475 |
| Other prepaid expenses | 7,236 | 7,755 |
| Federal income taxes receivable | 8,677 | 12,787 |
| Miscellaneous receivables, net | 4,780 | 4,257 |
| Deferred commissions | 3,009 | 5,399 |
| Other current assets | 5,327 | 5,604 |
| Prepaid expenses and other current assets | $ 30,110 | $ 37,277 |
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Sum of the carrying amounts as of the balance sheet date of deferred costs capitalized at the end of the reporting period that are expected to be charged against earnings within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of current assets classified as other. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for other costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer. No definition available.
|
| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|