Subsequent Events - Additional Information (Details) - Subsequent Event [Member]	Oct. 21, 2020 $ / shares
Subsequent Event [Line Items]
Effective date of special dividend and reverse stock split	Nov. 30, 2020
Special Dividend Declared [Member]
Subsequent Event [Line Items]
Dividends declaration date	Oct. 21, 2020
Dividend declared per share	$ 8.20
Cash dividend per share declared	0.82
Common stock dividend per share declared	$ 7.38
Dividend payable record date	Nov. 04, 2020
Common stock trading period	10 days
Dividend record date	Nov. 24, 2020

Common stock dividends cash per share declared.

No definition available.

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- Definition

Common stock trading period.

+ References

No definition available.

+ Details

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- Definition

Dividend payable record date.

+ References

No definition available.

+ Details

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- Definition

Effective date of special dividend and reverse stock split.

+ References

No definition available.

+ Details

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- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

+ Details

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- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586

+ Details

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- Definition

Date the dividend to be paid was declared, in CCYY-MM-DD format.

+ References

+ Details

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- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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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.

+ Details

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- Details

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