Commitments and Contingencies (Narrative) (Detail) (USD $) In Thousands, unless otherwise specified
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1 Months Ended |
12 Months Ended |
0 Months Ended |
16 Months Ended |
2 Months Ended |
10 Months Ended |
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Jan. 31, 2014
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Oct. 31, 2011
subsidiary
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Apr. 30, 2013
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Dec. 31, 2014
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Oct. 17, 2014
employee
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Sep. 30, 2014
employee
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Jan. 31, 2015
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Jan. 31, 2015
claim
employee
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Dec. 31, 2013
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Loss Contingencies [Line Items] |
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Deferred rent |
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$ 1,514us-gaap_DeferredRentCredit
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$ 1,871us-gaap_DeferredRentCredit
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Number of subsidiaries included in law suit |
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2lts_NumberofSubsidiariesIncludedinLawSuit
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Life insurance policy, suitability amount |
15,000lts_LifeInsurancePolicySuitabilityAmount
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Accrued liabilities |
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359us-gaap_LossContingencyAccrualProductLiabilityNet
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3,291us-gaap_LossContingencyAccrualProductLiabilityNet
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Compensatory damages |
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Loss Contingencies [Line Items] |
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Loss contingency accrual |
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1,325us-gaap_LossContingencyAccrualAtCarryingValue / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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Litigation settlement, amount |
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(1,325)us-gaap_LitigationSettlementAmount / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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Damages sought by plaintiff |
3,000us-gaap_LossContingencyDamagesSoughtValue / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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2,164us-gaap_LossContingencyDamagesSoughtValue / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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Compensatory damages | Securities America |
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Loss Contingencies [Line Items] |
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Damages sought by plaintiff |
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4,500us-gaap_LossContingencyDamagesSoughtValue / dei_LegalEntityAxis = lts_SecuritiesAmericaFinancialCorporationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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Number of plaintiffs |
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29us-gaap_LossContingencyNumberOfPlaintiffs / dei_LegalEntityAxis = lts_SecuritiesAmericaFinancialCorporationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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Compensatory damages | Securities America | Pending Litigation |
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Loss Contingencies [Line Items] |
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New claims filed |
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7us-gaap_LossContingencyNewClaimsFiledNumber / dei_LegalEntityAxis = lts_SecuritiesAmericaFinancialCorporationMember / us-gaap_LitigationStatusAxis = us-gaap_PendingLitigationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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Number of plaintiffs |
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17us-gaap_LossContingencyNumberOfPlaintiffs / dei_LegalEntityAxis = lts_SecuritiesAmericaFinancialCorporationMember / us-gaap_LitigationStatusAxis = us-gaap_PendingLitigationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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Compensatory damages | Triad |
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Loss Contingencies [Line Items] |
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New claims filed |
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7us-gaap_LossContingencyNewClaimsFiledNumber / dei_LegalEntityAxis = lts_TriadAdvisorsIncMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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Damages sought by plaintiff |
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2,416us-gaap_LossContingencyDamagesSoughtValue / dei_LegalEntityAxis = lts_TriadAdvisorsIncMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember
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Subsequent event | Convertible Notes Payable [Member] |
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Loss Contingencies [Line Items] |
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Offering |
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330,000lts_ProceedsfromIssuancePublicOffering / us-gaap_LongtermDebtTypeAxis = us-gaap_ConvertibleNotesPayableMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
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Subsequent event | Common Stock |
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Loss Contingencies [Line Items] |
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Offering |
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$ 1,656,000lts_ProceedsfromIssuancePublicOffering / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
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Subsequent event | Compensatory damages |
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Loss Contingencies [Line Items] |
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New claims filed |
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2us-gaap_LossContingencyNewClaimsFiledNumber / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
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Number of plaintiffs |
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17us-gaap_LossContingencyNumberOfPlaintiffs / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
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Subsequent event | Compensatory damages | Securities America |
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Loss Contingencies [Line Items] |
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New claims filed |
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8us-gaap_LossContingencyNewClaimsFiledNumber / dei_LegalEntityAxis = lts_SecuritiesAmericaFinancialCorporationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
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Number of plaintiffs |
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46us-gaap_LossContingencyNumberOfPlaintiffs / dei_LegalEntityAxis = lts_SecuritiesAmericaFinancialCorporationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
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Subsequent event | Compensatory damages | Ladenburg |
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Loss Contingencies [Line Items] |
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Number of plaintiffs |
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1us-gaap_LossContingencyNumberOfPlaintiffs / dei_LegalEntityAxis = lts_LadenburgThalmannAndCoIncMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = lts_CompensatoryMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
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