Annual report pursuant to Section 13 and 15(d)

Organization and Summary of Significant Accounting Policies (Details)

v2.4.1.9
Organization and Summary of Significant Accounting Policies (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Numerator:                      
Net income (loss) used for basic earnings per share                 $ (2,403)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic $ 9,711us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic $ (15,180)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Less change in fair value of warrant liability                 (1,083)us-gaap_FairValueAdjustmentOfWarrants (1,737)us-gaap_FairValueAdjustmentOfWarrants 1,766us-gaap_FairValueAdjustmentOfWarrants
Net (loss) income used for diluted earnings per share                 $ (3,486)us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted $ 7,974us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted $ (15,180)us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted
Denominator:                      
Basic weighted-average outstanding common shares                 93,814us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 82,099us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 66,509us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Effect of dilutive potential common shares resulting from options                 18ttnp_IncrementalCommonSharesAttributableToAssumedExerciseOfOptions 493ttnp_IncrementalCommonSharesAttributableToAssumedExerciseOfOptions 0ttnp_IncrementalCommonSharesAttributableToAssumedExerciseOfOptions
Effect of dilutive potential common shares resulting from warrants                 0ttnp_IncrementalCommonSharesAttributableToAssumedExerciseOfWarrants 67ttnp_IncrementalCommonSharesAttributableToAssumedExerciseOfWarrants 0ttnp_IncrementalCommonSharesAttributableToAssumedExerciseOfWarrants
Weighted-average shares outstanding-diluted                 93,832us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 82,659us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 66,509us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Net income (loss) per common share:                      
Basic (in dollars per share) $ 0.00us-gaap_EarningsPerShareBasic $ 0.01us-gaap_EarningsPerShareBasic $ (0.01)us-gaap_EarningsPerShareBasic $ (0.02)us-gaap_EarningsPerShareBasic $ 0.00us-gaap_EarningsPerShareBasic $ (0.01)us-gaap_EarningsPerShareBasic $ 0.06us-gaap_EarningsPerShareBasic $ 0.08us-gaap_EarningsPerShareBasic $ (0.03)us-gaap_EarningsPerShareBasic $ 0.12us-gaap_EarningsPerShareBasic $ (0.23)us-gaap_EarningsPerShareBasic
Diluted (in dollars per share) $ (0.01)us-gaap_EarningsPerShareDiluted $ (0.01)us-gaap_EarningsPerShareDiluted $ (0.01)us-gaap_EarningsPerShareDiluted $ (0.02)us-gaap_EarningsPerShareDiluted $ 0.00us-gaap_EarningsPerShareDiluted $ (0.01)us-gaap_EarningsPerShareDiluted $ 0.00us-gaap_EarningsPerShareDiluted $ 0.07us-gaap_EarningsPerShareDiluted $ (0.04)us-gaap_EarningsPerShareDiluted $ 0.10us-gaap_EarningsPerShareDiluted $ (0.23)us-gaap_EarningsPerShareDiluted