XML 13 R54.htm IDEA: XBRL DOCUMENT v2.4.1.9
2.25% Convertible Senior Notes Due 2019 (Summary of Interest Expense for Contractual Interest and Accretion of Debt Discount) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
2.25% Convertible Senior Notes Due 2019 [Abstract]  
Contractual coupon interest expense $ 1,856meli_ContractualCouponInterestExpense
Amortization of debt discount 2,128us-gaap_AmortizationOfDebtDiscountPremium
Amortization of debt issuance costs 299us-gaap_AmortizationOfFinancingCosts
Total interest expense related to Notes $ 4,283us-gaap_InterestExpenseDebt