XML 60 R47.htm IDEA: XBRL DOCUMENT v3.8.0.1
Loans Payable and Long-Term Debt (Schedule Of Debt Maturities) (Details) - USD ($)
$ in Thousands
Apr. 30, 2018
Apr. 30, 2017
Debt Instrument [Line Items]    
2018 $ 4,137  
2019 36,874  
2020 51,431  
2021 63,414  
2022 313,346  
2023 and thereafter 359,142  
Total 828,344  
Debt issuance costs (14,304)  
Current maturities (4,143) $ (1,598)
Total long-term debt 809,897 $ 15,279
Term Loans [Member]    
Debt Instrument [Line Items]    
2018 0  
2019 35,000  
2020 50,000  
2021 62,500  
2022 312,500  
2023 and thereafter 0  
Total 460,000  
Senior Notes [Member]    
Debt Instrument [Line Items]    
2018 0  
2019 0  
2020 0  
2021 0  
2022 0  
2023 and thereafter 350,000  
Total 350,000  
Revolving Credit Facility [Member]    
Debt Instrument [Line Items]    
2018 2,189  
2019 88  
2020 89  
2021 201  
2022 207  
2023 and thereafter 1,665  
Total 4,439  
Economic Development Loans [Member]    
Debt Instrument [Line Items]    
2018 1,948  
2019 1,786  
2020 1,342  
2021 713  
2022 639  
2023 and thereafter 817  
Total 7,245  
Other Long-term Debt [Member]    
Debt Instrument [Line Items]    
2018 0  
2019 0  
2020 0  
2021 0  
2022 0  
2023 and thereafter 6,660  
Total $ 6,660