Acquisitions Allocation of Purchase Price (Details) - Series of Individually Immaterial Business Acquisitions $ in Thousands	Jan. 31, 2018 USD ($)
Assets Acquired:
Inventories & other assets	$ 1,089
Land, property and equipment	20,150
Total Assets	21,239
Liabilities Assumed:
Accrued expenses	0
Net tangible assets acquired, net of cash	21,239
Goodwill and other intangible assets	4,953
Total consideration paid, net of cash acquired	$ 26,192