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Goodwill and Other Intangible Assets (Details)
$ in Thousands
Feb. 28, 2018
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months $ 3,291
Finite-Lived Intangible Assets, Amortization Expense, Year Two 3,202
Finite-Lived Intangible Assets, Amortization Expense, Year Three 2,981
Finite-Lived Intangible Assets, Amortization Expense, Year Four 2,900
Finite-Lived Intangible Assets, Amortization Expense, Year Five $ 2,705