XML 16 R55.htm IDEA: XBRL DOCUMENT v2.4.1.9
INVESTMENT SECURITIES (Details 1) (USD $)
In Thousands, unless otherwise specified
Jan. 31, 2015
Jul. 31, 2014
Schedule of Available-for-sale Securities [Line Items]    
Less than 12 months, Fair Value $ 3,988us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue $ 5,303us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
Less than 12 months, Gross Unrealized Holding Losses (15)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAggregateLossesAccumulatedinInvestments (7)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAggregateLossesAccumulatedinInvestments
12 months or greater, Fair Value 0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue 0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
12 months or greater, Gross Unrealized Holding Losses 0pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAggregateLossesAccumulatedinInvestments 0pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAggregateLossesAccumulatedinInvestments
Total, Fair Value 3,988us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue 5,303us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
Total, Gross Unrealized Holding Losses (15)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedinInvestments (7)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedinInvestments
Corporate Debt Securities [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Less than 12 months, Fair Value 1,701us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
3,384us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
Less than 12 months, Gross Unrealized Holding Losses (6)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
(3)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
12 months or greater, Fair Value 0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
12 months or greater, Gross Unrealized Holding Losses 0pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
0pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
Total, Fair Value 1,701us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
3,384us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
Total, Gross Unrealized Holding Losses (6)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
(3)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateDebtSecuritiesMember
U.S. Treasury [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Less than 12 months, Fair Value 906us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
 
Less than 12 months, Gross Unrealized Holding Losses (8)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
 
12 months or greater, Fair Value 0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
 
12 months or greater, Gross Unrealized Holding Losses 0pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
 
Total, Fair Value 906us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
 
Total, Gross Unrealized Holding Losses (8)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USTreasurySecuritiesMember
 
Mortgage-backed [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Less than 12 months, Fair Value 1,381us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
1,919us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Less than 12 months, Gross Unrealized Holding Losses (1)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
(4)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessthan12MonthsAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
12 months or greater, Fair Value 0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
0us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
12 months or greater, Gross Unrealized Holding Losses 0pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
0pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsorLongerAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Total, Fair Value 1,381us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
1,919us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Total, Gross Unrealized Holding Losses $ (1)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
$ (4)pll_AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedinInvestments
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember