Financial Instruments and Risk Management - Derivative FV (Details) € in Thousands, £ in Thousands, $ in Thousands, $ in Thousands, $ in Thousands	May 31, 2021 EUR (€)	May 31, 2021 USD ($)	May 31, 2021 CAD ($)	May 31, 2021 GBP (£)	May 31, 2021 AUD ($)	Feb. 28, 2021 EUR (€)	Feb. 28, 2021 USD ($)	Feb. 28, 2021 CAD ($)	Feb. 28, 2021 GBP (£)	Feb. 28, 2021 AUD ($)
Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		$ 0					$ 0
Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					33
Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		11,857					9,363
Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		5,702					7,128
Derivatives designated as hedging instruments | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives designated as hedging instruments | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					33
Derivatives designated as hedging instruments | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		10,154					9,363
Derivatives designated as hedging instruments | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		5,702					5,555
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Euros
Fair values of derivative instruments in the consolidated balance sheet
Notional amount | €	€ 43,750					€ 39,000
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Euros | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Euros | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Euros | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		1,867					1,851
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Euros | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		241					0
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Canadian Dollars
Fair values of derivative instruments in the consolidated balance sheet
Notional amount			$ 46,750					$ 34,000
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Canadian Dollars | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Canadian Dollars | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					33
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Canadian Dollars | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		1,857					1,061
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Canadian Dollars | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		251					0
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Pounds
Fair values of derivative instruments in the consolidated balance sheet
Notional amount | £									£ 34,500
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Pounds | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets							0
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Pounds | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets							0
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Pounds | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities							2,026
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Pounds | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities							21
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Australian Dollars
Fair values of derivative instruments in the consolidated balance sheet
Notional amount					$ 4,000					$ 4,000
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Australian Dollars | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Australian Dollars | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Australian Dollars | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		20					18
Derivatives designated as hedging instruments | Foreign currency contracts | Sell | Australian Dollars | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		0					0
Derivatives designated as hedging instruments | Zero-cost collar contract | Sell | Pounds
Fair values of derivative instruments in the consolidated balance sheet
Notional amount | £				£ 38,800
Derivatives designated as hedging instruments | Zero-cost collar contract | Sell | Pounds | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0
Derivatives designated as hedging instruments | Zero-cost collar contract | Sell | Pounds | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0
Derivatives designated as hedging instruments | Zero-cost collar contract | Sell | Pounds | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		2,399
Derivatives designated as hedging instruments | Zero-cost collar contract | Sell | Pounds | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		274
Derivatives designated as hedging instruments | Interest rate swaps
Fair values of derivative instruments in the consolidated balance sheet
Notional amount		225,000					225,000
Derivatives designated as hedging instruments | Interest rate swaps | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives designated as hedging instruments | Interest rate swaps | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives designated as hedging instruments | Interest rate swaps | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		4,011					4,407
Derivatives designated as hedging instruments | Interest rate swaps | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		4,936					5,534
Derivatives not designated under hedge accounting | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives not designated under hedge accounting | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives not designated under hedge accounting | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		1,703					0
Derivatives not designated under hedge accounting | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		0					1,573
Derivatives not designated under hedge accounting | Cross currency debt swaps | Euros
Fair values of derivative instruments in the consolidated balance sheet
Notional amount | €	€ 6,000					€ 6,000
Derivatives not designated under hedge accounting | Cross currency debt swaps | Euros | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives not designated under hedge accounting | Cross currency debt swaps | Euros | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives not designated under hedge accounting | Cross currency debt swaps | Euros | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		863					0
Derivatives not designated under hedge accounting | Cross currency debt swaps | Euros | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		0					817
Derivatives not designated under hedge accounting | Cross currency debt swaps | Pounds
Fair values of derivative instruments in the consolidated balance sheet
Notional amount | £				£ 4,500					£ 4,500
Derivatives not designated under hedge accounting | Cross currency debt swaps | Pounds | Prepaid expenses and other current assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives not designated under hedge accounting | Cross currency debt swaps | Pounds | Other assets
Fair values of derivative instruments in the consolidated balance sheet
Derivative assets		0					0
Derivatives not designated under hedge accounting | Cross currency debt swaps | Pounds | Accrued expenses and other current liabilities
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		840					0
Derivatives not designated under hedge accounting | Cross currency debt swaps | Pounds | Other liabilities, non-current
Fair values of derivative instruments in the consolidated balance sheet
Derivative liabilities		$ 0					$ 756