XML 16 R48.htm IDEA: XBRL DOCUMENT v2.4.1.9
Deferred Tax Assets (Liabilities) (Detail) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Schedule Of Deferred Tax Assets [Line Items]      
Reserves on inventory and sales $ 291,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals $ 332,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals $ 336,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals
Credit and loss carryforwards 699,000us-gaap_DeferredTaxAssetsCapitalLossCarryforwards 413,000us-gaap_DeferredTaxAssetsCapitalLossCarryforwards 692,000us-gaap_DeferredTaxAssetsCapitalLossCarryforwards
Stock compensation 1,283,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost 896,000us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost 0us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
Accrued expenses and deferred costs 3,170,000med_DeferredTaxLiabilityAccruedExpensesAndDeferredCosts 1,260,000med_DeferredTaxLiabilityAccruedExpensesAndDeferredCosts 690,000med_DeferredTaxLiabilityAccruedExpensesAndDeferredCosts
Inventory capitalization 142,000us-gaap_DeferredTaxAssetsInventory 337,000us-gaap_DeferredTaxAssetsInventory 526,000us-gaap_DeferredTaxAssetsInventory
Sales tax accrual 8,000med_DeferredTaxAssetsSalesTaxAccrual 337,000med_DeferredTaxAssetsSalesTaxAccrual 1,228,000med_DeferredTaxAssetsSalesTaxAccrual
Total deferred tax assets 5,593,000us-gaap_DeferredTaxAssetsGross 3,575,000us-gaap_DeferredTaxAssetsGross 3,472,000us-gaap_DeferredTaxAssetsGross
Unrealized gain/loss on investments (294,000)us-gaap_DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities (476,000)us-gaap_DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities (333,000)us-gaap_DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities
Prepaid expenses (779,000)us-gaap_DeferredTaxLiabilitiesPrepaidExpenses (710,000)us-gaap_DeferredTaxLiabilitiesPrepaidExpenses (752,000)us-gaap_DeferredTaxLiabilitiesPrepaidExpenses
Depreciation (6,285,000)med_DeferredTaxLiabilitiesDepreciations (7,091,000)med_DeferredTaxLiabilitiesDepreciations (7,729,000)med_DeferredTaxLiabilitiesDepreciations
Stock compensation 0med_DeferredTaxLiabilityTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost 0med_DeferredTaxLiabilityTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost (105,000)med_DeferredTaxLiabilityTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
Total deferred tax liabilities (7,358,000)us-gaap_DeferredIncomeTaxLiabilities (8,277,000)us-gaap_DeferredIncomeTaxLiabilities (8,919,000)us-gaap_DeferredIncomeTaxLiabilities
Net deferred tax liabilities $ (1,765,000)us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent $ (4,702,000)us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent $ (5,447,000)us-gaap_DeferredTaxAssetsLiabilitiesNetCurrent