v3.21.2

Leases - Supplemental Cash Flow Information Related to Leases (Details) - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2021 | Sep. 30, 2020
Leases |  |
Operating cash flows from operating leases | $ (3,189) | $ (1,074)
Leased assets obtained in exchange for new and modified operating lease liabilities | (3,673) | $ (811)
Leased assets surrendered in exchange for termination of operating lease liabilities | $ 9 |

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918643-209977 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(1) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
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Balance Type: | credit
Period Type: | duration

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- Definition Amount of increase in right-of-use asset obtained in exchange for new and modified operating lease liability. + References No definition available. + Details
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Namespace Prefix: | xspa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition Amount of decrease in right-of-use asset surrendered in exchange for termination of operating lease liabilities. + References No definition available. + Details
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Namespace Prefix: | xspa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration