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Long-Term Debt - Narrative (Details) - USD ($)			3 Months Ended		6 Months Ended	15 Months Ended
	Jul. 01, 2021	Jul. 31, 2018	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020	Jun. 30, 2021	Sep. 30, 2021	Feb. 21, 2021	Dec. 23, 2016
Debt Instrument [Line Items]
Principal repayment			$ 70,000,000.0	$ 0
Revolving credit facility
Debt Instrument [Line Items]
Maximum aggregate principal commitment									$ 300,000,000.0
Principal repayment			70,000,000.0		$ 0
Revolving credit facility | Amended facility
Debt Instrument [Line Items]
Maturity date		Jul. 31, 2023
Maximum aggregate principal commitment		$ 350,000,000.0			$ 350,000,000.0			$ 300,000,000.0
Scheduled principal payments prior to maturity date			$ 0
Interest rate (percent)			4.50%
Minimum unrestricted cash and cash equivalents threshold per covevnant								$ 150,000,000.0
Revolving credit facility | Amended facility | Forecast
Debt Instrument [Line Items]
Maximum aggregate principal commitment							$ 250,000,000.0
Undrawn fee (percent)						0.50%
LIBOR floor (percent)						1.00%
Revolving credit facility | Amended facility | Forecast | Minimum
Debt Instrument [Line Items]
Undrawn fee (percent)	0.25%
Revolving credit facility | Amended facility | Forecast | Maximum
Debt Instrument [Line Items]
Undrawn fee (percent)	0.45%
Revolving credit facility | Amended facility | LIBOR | Forecast
Debt Instrument [Line Items]
Basis spread on rate (percent)						3.50%

X

- Definition

Debt Covenant, Unrestricted Cash And Cash Equivalents Threshold For Borrowing Restriction, Minimum

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Debt Instrument, LIBOR Floor, Percentage

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- Definition

Amount of the total principal payments made during the annual reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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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.

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The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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Weighted average interest rate of long-term debt outstanding calculated at point in time.

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Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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