Other Commitments and Contingencies - Various Commitments for Material Contracts (Details) $ in Thousands	Feb. 28, 2019 USD ($)
Schedule Of Commitments And Contingencies [Line Items]
2020	$ 19,564
2021	9,077
2022	7,033
2023	5,309
2024	3,789
Thereafter	13,118
Total	57,890
Operating Lease
Schedule Of Commitments And Contingencies [Line Items]
2020	5,547
2021	5,305
2022	5,284
2023	5,186
2024	3,666
Thereafter	13,118
Total	38,106
Employment Agreement
Schedule Of Commitments And Contingencies [Line Items]
2020	10,062
2021	3,009
2022	1,223
2023	123
2024	123
Thereafter	0
Total	14,540
Other Contracts
Schedule Of Commitments And Contingencies [Line Items]
2020	3,955
2021	763
2022	526
2023	0
2024	0
Thereafter	0
Total	$ 5,244