The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

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Amount, before tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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Derivative Instruments (Schedule of Derivative Gains and Losses) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2019
Derivative [Line Items]
Gain (Loss) Recognized in Other Comprehensive Loss (effective portion)	$ 3,045	$ (4,864)
Gain (Loss) Recognized in Other Comprehensive Loss (effective portion)			$ 0
Interest Rate Swap \| Designated as Hedging Instrument
Derivative [Line Items]
Gain (Loss) Recognized in Other Comprehensive Loss (effective portion)	3,045	(4,864)
Gain (Loss) Recognized in Other Comprehensive Loss (effective portion)			0
Interest Rate Swap \| Designated as Hedging Instrument \| Interest Expense
Derivative [Line Items]
Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income	$ (4,760)	$ 62
Gain (Loss) Reclassified from Accumulated Other Comprehensive Loss into Income			$ 0