. in addition , off-balance sheet arrangements are generally limited to the future payments under non-cancelable operating leases , which totaled $ 501 million as of may 28 , 2017 . as of may 28 , 2017 , we had invested in five variable interest entities ( vies ) . none of our vies are material to our results of operations , financial condition , or liquidity as of and for the fiscal year ended may 28 , 2017