v3.21.2

REDEMPTION SETTLEMENT ASSETS, RESTRICTED - Components of redemption settlement assets (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
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Schedule Of Redemption Settlement Assets [Line Items] |  |
Redemption settlement assets, Fair Value, Total | $ 733,952 | $ 693,461
Restricted cash |  |
Schedule Of Redemption Settlement Assets [Line Items] |  |
Redemption settlement assets, Fair Value, Total | 58,196 | 55,427
Mutual funds |  |
Schedule Of Redemption Settlement Assets [Line Items] |  |
Redemption settlement assets, Fair Value, Total | 26,220 | 26,850
Corporate bonds |  |
Schedule Of Redemption Settlement Assets [Line Items] |  |
Redemption settlement assets, Fair Value, Total | $ 649,536 | $ 611,184

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- Definition Redemption settlement assets, restricted that cannot be used for operating purposes because of contract or regulatory requirements that are in effect as at the end of the reporting period. + References No definition available. + Details
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Namespace Prefix: | lylt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Disclosure of information about redemption settlement assets. + References No definition available. + Details
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Namespace Prefix: | lylt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |