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Subsequent Events - Narrative (Details) - USD ($)		12 Months Ended
	Mar. 24, 2020	Feb. 29, 2020	Feb. 28, 2019	Feb. 28, 2018	Mar. 13, 2020
Subsequent Event [Line Items]
Proceeds from line of credit		$ 771,300,000	$ 667,250,000	$ 521,200,000
Cash and cash equivalents		24,467,000	$ 11,871,000
Subsequent Event
Subsequent Event [Line Items]
Cash and cash equivalents	$ 393,000,000.0
Credit agreement
Subsequent Event [Line Items]
Unsecured total revolving commitment		1,000,000,000.0
Remaining borrowing capacity on line of credit		$ 671,000,000.0
Credit agreement | Subsequent Event
Subsequent Event [Line Items]
Unsecured total revolving commitment					$ 1,250,000,000
Proceeds from line of credit	200,000,000
Remaining borrowing capacity on line of credit	536,400,000
Cash and cash equivalents	$ 393,000,000.0

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- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.1)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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X

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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