Acquisitions, Divestitures and Discontinued Operations - Assets and Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Assets
Trade accounts receivable, net		$ 194,903
Merchandise inventories, net		387,307
Prepaid expenses and other current assets		132,041
Other intangible assets, less accumulated amortization		76,829
Operating lease assets		80,302
Other assets		91,640
Total assets of discontinued operations		963,022
Liabilities
Trade accounts payable		158,163
Other current liabilities		59,954
Long-term liabilities	$ 0	68,906
Total liabilities of discontinued operations		$ 287,023