Related Party Transactions	12 Months Ended
May 31, 2019
Related Party Transactions [Abstract]
Related Party Transactions	Note T – Related Party Transactions We purchase from, and sell to, affiliated companies certain raw materials and services at prevailing market prices. Net sales to affiliated companies for fiscal 2019, fiscal 2018 and fiscal 2017 totaled $53,125,000, $57,382,000, and $56,588,000, respectively. Purchases from affiliated companies for fiscal 2019, fiscal 2018 and fiscal 2017 totaled $2,906,000, $7,292,000, and $7,145,000, respectively. Accounts receivable from affiliated companies were $4,246,000 and $2,479,000 at May 31, 2019 and 2018, respectively. Accounts payable to affiliated companies were $687,000 at May 31, 2019. There was no accounts payable outstanding to affiliated companies at May 31, 2018.

Related Party Transactions

12 Months Ended

May 31, 2019

Note T – Related Party Transactions

We purchase from, and sell to, affiliated companies certain raw materials and services at prevailing market prices. Net sales to affiliated companies for fiscal 2019, fiscal 2018 and fiscal 2017 totaled $53,125,000, $57,382,000, and $56,588,000, respectively. Purchases from affiliated companies for fiscal 2019, fiscal 2018 and fiscal 2017 totaled $2,906,000, $7,292,000, and $7,145,000, respectively. Accounts receivable from affiliated companies were $4,246,000 and $2,479,000 at May 31, 2019 and 2018, respectively. Accounts payable to affiliated companies were $687,000 at May 31, 2019. There was no accounts payable outstanding to affiliated companies at May 31, 2018.