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Stock-based Compensation (Details) (USD $)
3 Months Ended 9 Months Ended 1 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2015
Mar. 31, 2014
Nov. 30, 2014
Jun. 30, 2014
Nov. 21, 2006
Oct. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Common stock shares outstanding (in shares) 96,985,000us-gaap_CommonStockSharesOutstanding   96,985,000us-gaap_CommonStockSharesOutstanding     102,173,000us-gaap_CommonStockSharesOutstanding    
Stock based compensation reflect in additional paid in capital $ 600,000us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition $ 600,000us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition $ 1,400,000us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition $ 2,000,000us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition        
Stock-based compensation awards classified as a liability settled in cash $ (34,000)lfvn_SharebasedCompensationArrangementbySharebasedPaymentAwardIncreaseDecreaseofSharebasedLiabilities   $ 73,000lfvn_SharebasedCompensationArrangementbySharebasedPaymentAwardIncreaseDecreaseofSharebasedLiabilities          
2007 Long-Term Incentive Plan                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of shares authorized (in shares)             10,000,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndSevenLongTermIncentivePlanMember
 
Right to purchase common stock, minimum price per share     $ 0.21us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndSevenLongTermIncentivePlanMember
         
Right to purchase common stock, maximum price per share     $ 1.5us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndSevenLongTermIncentivePlanMember
         
Contractual term of stock options granted     10 years          
Common stock shares outstanding (in shares) 2,100,000us-gaap_CommonStockSharesOutstanding
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndSevenLongTermIncentivePlanMember
  2,100,000us-gaap_CommonStockSharesOutstanding
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndSevenLongTermIncentivePlanMember
         
2007 Long-Term Incentive Plan | Minimum                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based payment award, vesting period     1 year          
2007 Long-Term Incentive Plan | Maximum                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based payment award, vesting period     3 years          
2010 Long-Term Incentive Plan                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Number of shares authorized (in shares) 10,500,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndTenLongTermIncentivePlanMember
  10,500,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndTenLongTermIncentivePlanMember
        6,900,000.0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndTenLongTermIncentivePlanMember
Right to purchase common stock, minimum price per share     $ 0.63us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndTenLongTermIncentivePlanMember
         
Right to purchase common stock, maximum price per share     $ 3.53us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndTenLongTermIncentivePlanMember
         
Contractual term of stock options granted     10 years          
Number of additional shares authorized (in shares)         3,600,000.0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndTenLongTermIncentivePlanMember
     
Aggregate number of shares outstanding (in shares) 2,800,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndTenLongTermIncentivePlanMember
  2,800,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_PlanNameAxis
= lfvn_TwoThousandAndTenLongTermIncentivePlanMember
         
2010 Long-Term Incentive Plan | Minimum                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based payment award, vesting period     1 year          
2010 Long-Term Incentive Plan | Maximum                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based payment award, vesting period     4 years          
2014 Performance Incentive Plan | Performance Shares                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Share based payment award, vesting period     3 years          
Number of vesting installments 3lfvn_SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofVestingInstallments
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_PlanNameAxis
= lfvn_A2014PerformanceIncentivePlanMember
  3lfvn_SharebasedCompensationArrangementbySharebasedPaymentAwardNumberofVestingInstallments
/ us-gaap_AwardTypeAxis
= us-gaap_PerformanceSharesMember
/ us-gaap_PlanNameAxis
= lfvn_A2014PerformanceIncentivePlanMember