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Debt (Narrative - Capital Lease Obligations) (Details) - Capital Lease Obligations	12 Months Ended
	Mar. 31, 2018
Debt Instrument [Line Items]
Capital leases, period of lease agreement	10 years
Capital Leases, number of renewal periods	4
Capital Leases, renewal term (in years)	5 years
Capital lease agreement, imputed annual interest rate	7.20%
Minimum
Debt Instrument [Line Items]
Capital lease agreement, imputed annual interest rate	5.50%
Maximum
Debt Instrument [Line Items]
Capital lease agreement, imputed annual interest rate	7.00%

X

- Definition

Capital Lease Agreement, Imputed Annual Interest Rate

+ References

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X

- Definition

Capital Leases, Period of Lease Agreement

+ References

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- Definition

Capital Leases, Successive Renewal Periods Available for Lease Agreement

+ References

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- Definition

Capital Leases, Successive Renewal Term for Lease Agreement

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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