Kroger is on the defensive – but it’s used to that.

Throughout 2017, the Cincinnati-based supermarket retailer has battled intensified competition in the form of a price war brought by discounter Walmart and Amazon’s takeover of Whole Foods.

Kroger has acknowledged the magnitude of the new challenges by trimming its building and renovation plans, lowering its own prices and halting long-term profit forecasts.

Kroger will update its progress in the ongoing food fight on Thursday when it discloses its third-quarter results. Wall Street analysts predict it will report a $360 million profit before one-time items on sales of $27.3 billion, according to Zacks Research.

Last year, the grocer reported a $391 million profit on sales of $26.6 billion.

Still, Kroger has seen tough competition before.

It became a Wall Street favorite after shrewdly outmaneuvering Walmart, Walgreens and Dollar General, which used cheap groceries to lure customers in the first decade of the millennium. While some supermarkets went bankrupt, Kroger savvily cut its own prices just enough to neutralize competitors’ cost advantage – but then it also ramped up product variety and service.

Here’s a closer look at their strategies to compete: