Nike Inc. (NKE - Get Report) just revealed how much its historically all-important Jordan brand made for it this year.

In 2017, Nike reported wholesale revenue of $3.1 billion from its Jordan brand alone, up 13% from the prior year, compared to total wholesale Nike brand sales of $28.7 billion. The brand was the fastest growing line for Nike in the year.

After Thursday's market close, the athletic footwear and apparel company reported fourth-quarter earnings of 60 cents a share on revenue of $8.7 billion, beating Wall Street's estimates for earnings of 50 cents a share on revenue of $8.6 billion.

For the full fiscal year, Nike reported earnings of $2.51 a share on revenue of $34.4 billion, compared to the earnings of $2.41 a share on revenue of $34.3 billion analysts were looking for.

Shares of Nike are climbing 2.6% to $54.55 in after-hours trading.

READ MORE: Nike Founder Phil Knight: Even Tiger Woods Couldn't Save Golf Sales

Still, a bleak point in its quarterly report was that Nike's gross profit margins declined 180 basis points, compared to its third quarter when they slipped 140 basis points from the prior year.

On June 15, Nike announced plans to cut its global workforce by 2%, representing about 1,400 positions, as part of a larger restructuring effort.

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Editors' pick: Originally published June 29.