Related Party Transactions - Additional Information (Detail) - USD ($)
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1 Months Ended |
2 Months Ended |
3 Months Ended |
12 Months Ended |
Sep. 30, 2014 |
Jan. 31, 2014 |
Mar. 11, 2015 |
Mar. 28, 2015 |
Mar. 29, 2014 |
Dec. 27, 2014 |
Dec. 28, 2013 |
Dec. 29, 2012 |
| Related Party Transaction [Line Items] |
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| Transaction fees paid |
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$ 1,700,000
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$ 1,700,000
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$ 3,900,000
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| Revenue from unconsolidated affiliates |
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$ 600,000
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$ 7,900,000
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| Costs incurred in connection with several transactions with unconsolidated affiliates |
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200,000
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200,000
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| Accounts receivable from affiliates |
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400,000
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| Related party transactions |
$ 5,750,000
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$ 13,000,000
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| Assets sold to related party |
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2,300,000
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| Blackstone Management Partners L.L.C. [Member] |
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| Related Party Transaction [Line Items] |
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| Management fees incurred |
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$ 1,000,000
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900,000
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$ 4,400,000
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2,600,000
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2,100,000
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| Agreement date |
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Jul. 30, 2009
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| Percentage transaction fee on value of entity acquired |
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1.00%
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1.00%
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| Consideration paid / received on assets acquired / disposed |
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1.00%
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1.00%
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| Consideration of Consolidated profit |
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$300,000 or 2.0% which ever is higher
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| Payment for services |
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$ 300,000
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| Management fee agreement termination date |
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Mar. 17, 2015
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| Management fee paid as of termination |
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$ 13,800,000
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| Blackstone And Affiliates [Member] |
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| Related Party Transaction [Line Items] |
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| Management fee paid as of termination |
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13,400,000
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| Silverhawk Summit LP [Member] |
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| Related Party Transaction [Line Items] |
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| Management fee paid as of termination |
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$ 400,000
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| Continental Cement Company, L.L.C. [Member] |
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| Related Party Transaction [Line Items] |
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| Sales to related parties |
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$ 1,400,000
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1,700,000
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$ 14,300,000
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12,700,000
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$ 12,500,000
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| Accounts receivables due from related parties |
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200,000
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$ 200,000
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| Non controlling interest owned |
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$ 700,000
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| Continental Cement Company, L.L.C. [Member] | Scenario, Previously Reported [Member] |
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| Related Party Transaction [Line Items] |
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| Accounts receivables due from related parties |
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$ 1,200,000
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