v3.21.2

Cash, Cash Equivalents, and Restricted Cash - Narrative (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Cash, Cash Equivalents, and Restricted Cash
Deposits in excess of FDIC limits	$ 106,120	$ 88,556
Amount of cash in overseas accounts	$ 2,274	$ 1,158

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of time deposit liabilities, including certificates of deposit, in denominations that meet or exceed the Federal Deposit Insurance Corporation (FDIC) insurance limit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 405
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818

+ Details

Name:	us-gaap_TimeDepositsAtOrAboveFDICInsuranceLimit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Represents the amount of cash held in overseas accounts.

+ References

No definition available.

+ Details

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Namespace Prefix:	xspa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant