Quarterly report pursuant to Section 13 or 15(d)

Stock options and warrants (Stock incentive plan options) (Narrative) (Details)

v2.4.1.9
Stock options and warrants (Stock incentive plan options) (Narrative) (Details) (USD $)
3 Months Ended
Jun. 30, 2014
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares reserved under the Plan 3,673,126us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized     1,912,205us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
Incentive stock options exercised to purchase common shares 39,079us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised      
Total proceeds from stock options exercised to purchase common shares $ 82,000us-gaap_ProceedsFromStockOptionsExercised      
Options exercised, intrinsic value 14,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue      
Minimum [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expiration period   3 years    
Maximum [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expiration period   5 years    
Stock Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Incentive stock options exercised to purchase common shares         
Options granted   1,094,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Options granted, exercise price   1.89us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Options forfeited   173,337us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
23,605us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
 
Options expired   15,002us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
19,939us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
 
Options forfeited, unvested   158,335us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
3,667us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
 
Options forfeited, exercise price   3.98us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Options expired, exercise price   24.17us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
$ 39.10us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
 
Options forfeited, unvested, exercise price   2.06us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
$ 2.04us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
 
Fair value of options vested   234,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
233,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
 
Expected to vest   941,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Unrecognized compensation cost   1,001,000us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Unrecognized compensation cost, period for recognition   1 year    
Stock Incentive Plan [Member] | Independent Directors [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Options granted   344,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ appy_IssuanceTypeAxis
= appy_IndependentDirectorsMember
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Options granted, exercise price   1.89us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ appy_IssuanceTypeAxis
= appy_IndependentDirectorsMember
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Expiration period   10 years    
Vesting period   1 year    
Vesting rate   25.00%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ appy_IssuanceTypeAxis
= appy_IndependentDirectorsMember
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Stock Incentive Plan [Member] | Officers and Employees [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Options granted   750,500us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ appy_IssuanceTypeAxis
= appy_DirectorsOfficersAndEmployeesMember
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Options granted, exercise price   1.89us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ appy_IssuanceTypeAxis
= appy_DirectorsOfficersAndEmployeesMember
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember
   
Expiration period   10 years    
Vesting period   2 years    
Vesting rate   50.00%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage
/ appy_IssuanceTypeAxis
= appy_DirectorsOfficersAndEmployeesMember
/ us-gaap_PlanNameAxis
= appy_StockIncentivePlanMember