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Summary of Activity in Allowance for Doubtful Accounts (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | Dec. 26, 2015 | Dec. 27, 2014
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
Balance at Beginning of Period | $ 10,120 | $ 9,671 | $ 8,989
Charged to Costs and Expenses | 5,735 | 5,890 | 5,315
Write-offs, Net of Recoveries | (3,901) | (5,441) | (4,633)
Balance at End of Period | 11,954 | 10,120 | 9,671
Trade Receivables |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
Balance at Beginning of Period | 4,327 | 4,338 | 3,773
Charged to Costs and Expenses | 2,772 | 3,985 | 2,893
Write-offs, Net of Recoveries | (1,938) | (3,996) | (2,328)
Balance at End of Period | 5,161 | 4,327 | 4,338
Other Receivables |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
Balance at Beginning of Period | 5,555 | 5,103 | 4,994
Charged to Costs and Expenses | 2,963 | 1,897 | 2,414
Write-offs, Net of Recoveries | (1,969) | (1,445) | (2,305)
Balance at End of Period | 6,549 | 5,555 | 5,103
Other Non-Current Receivables |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
Balance at Beginning of Period | 238 | 230 | 222
Charged to Costs and Expenses |  | 8 | 8
Write-offs, Net of Recoveries | 6 |  |
Balance at End of Period | $ 244 | $ 238 | $ 230

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- Definition Amount of increase (decrease) in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from adjustments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- Definition Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- Definition Amount of increase in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from charges to costs and expenses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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