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Label Element Value
Cash Equivalents, at Carrying Value us-gaap_CashEquivalentsAtCarryingValue $ 145,136
Unrecognized Tax Benefits us-gaap_UnrecognizedTaxBenefits 1,961
Loans and Leases Receivable, Related Parties us-gaap_LoansAndLeasesReceivableRelatedParties $ 2,030
Equity Incentive Plan [Member]  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber 757,800
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice $ 12.13
Stock Option Plans [Member]  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber 420,200
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice $ 24.11
Available-for-sale Securities [Member]  
Accumulated Other Comprehensive Income (Loss), Net of Tax us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax $ 552
Interest-Only-Strip [Member]  
Accumulated Other Comprehensive Income (Loss), Net of Tax us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax 74
Accumulated Other Comprehensive Income (Loss) [Member]  
Stockholders' Equity Attributable to Parent us-gaap_StockholdersEquity 626
Other Comprehensive Income (Loss), Net of Tax us-gaap_OtherComprehensiveIncomeLossNetOfTax (72)
Additional Paid-in Capital [Member]  
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue 458
Stockholders' Equity Attributable to Parent us-gaap_StockholdersEquity 86,758
Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition 310
Stock Forfeited During Period, Value prov_StockForfeitedDuringPeriodValue 13
Stock Issued During Period, Value, Stock Options Exercised us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised $ 295
Common Stock [Member]  
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures 73,050
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised 42,000
Stockholders' Equity Attributable to Parent us-gaap_StockholdersEquity $ 176
Treasury Stock, Shares, Acquired [1] us-gaap_TreasuryStockSharesAcquired 584,678
Common Stock, Shares, Outstanding us-gaap_CommonStockSharesOutstanding 10,856,027
Stock Issued During Period, Value, Stock Options Exercised us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised $ 1
Retained Earnings [Member]  
Stockholders' Equity Attributable to Parent us-gaap_StockholdersEquity 156,560
Net Income (Loss) Attributable to Parent us-gaap_NetIncomeLoss 25,797
Dividends, Common Stock, Cash us-gaap_DividendsCommonStockCash 2,541
Stockholders' Equity, Total [Member]  
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue 458
Stockholders' Equity Attributable to Parent us-gaap_StockholdersEquity 144,777
Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition 310
Other Comprehensive Income (Loss), Net of Tax us-gaap_OtherComprehensiveIncomeLossNetOfTax (72)
Treasury Stock, Value, Acquired, Cost Method [1] us-gaap_TreasuryStockValueAcquiredCostMethod 8,959
Net Income (Loss) Attributable to Parent us-gaap_NetIncomeLoss 25,797
Stock Forfeited During Period, Value prov_StockForfeitedDuringPeriodValue 0
Stock Issued During Period, Value, Stock Options Exercised us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised 296
Dividends, Common Stock, Cash us-gaap_DividendsCommonStockCash 2,541
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures 0
Treasury Stock [Member]  
Stockholders' Equity Attributable to Parent us-gaap_StockholdersEquity (99,343)
Treasury Stock, Value, Acquired, Cost Method [1] us-gaap_TreasuryStockValueAcquiredCostMethod 8,959
Stock Forfeited During Period, Value prov_StockForfeitedDuringPeriodValue $ 13
Restricted Stock [Member] | Equity Incentive Plan [Member]  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue $ 7.13
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber 146,800
[1] Includes the repurchase of 13,591 shares in fiscal 2013 and 10,256 shares in fiscal 2015 of distributed restricted stock in settlement of employees' withholding tax obligations.