Commitments and Contingencies (Detail) $ in Thousands	Jun. 30, 2020 USD ($) store
Commitment to acquire stores
Other Commitments [Line Items]
Number of real estate properties to be acquired	10
Purchase price | $	$ 105,250
Commitment to acquire stores, scheduled to close in 2020
Other Commitments [Line Items]
Number of real estate properties to be acquired	9
Commitment to acquire stores with joint venture partners
Other Commitments [Line Items]
Number of real estate properties to be acquired	3
Purchase price | $	$ 11,393
Commitment to acquire stores with joint venture partners, scheduled to close in 2020
Other Commitments [Line Items]
Number of stores scheduled to be closed	2