General - Narrative (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Mar. 31, 2018 USD ($)	Sep. 30, 2018 USD ($) Brand
Accounting Policies [Abstract]
Number of local and regional brands and private labels (more than) | Brand		50
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Reclassification of stranded tax effects related to the Tax Act		$ 16,847
Retained Earnings (Accumulated Deficit)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Reclassification of stranded tax effects related to the Tax Act	$ 16,800	$ 16,847	[1]

[1] Refer to Note 1 - Recently Adopted Accounting Pronouncements within our Notes to unaudited Condensed Consolidated Financial Statements for additional details on the adoption of ASU No. 2018-02 during the first quarter of 2018.