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Acquisition - Cash Purchase Price (Details) - Cedar Creek $ in Thousands	Sep. 29, 2018 USD ($)
Business Acquisition [Line Items]
Cash and net working capital assets (excluding inventory)	$ 90,768
Inventory	159,227
Property and equipment	71,352
Other, net	6,992
Goodwill	36,787
Capital leases and other liabilities	(44,754)
Cash purchase price	361,752
Customer relationships
Business Acquisition [Line Items]
Intangible assets	25,500
Noncompete agreements
Business Acquisition [Line Items]
Intangible assets	8,254
Trade names
Business Acquisition [Line Items]
Intangible assets	6,826
Favorable leasehold interests
Business Acquisition [Line Items]
Intangible assets	$ 800

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