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Note 10 - Earnings Per Common Share (Details) (USD $)
12 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2012
Equity Option [Member] | Minimum [Member]      
Note 10 - Earnings Per Common Share (Details) [Line Items]      
Share Price     2.925us-gaap_SharePrice
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_StockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
Equity Option [Member] | Maximum [Member]      
Note 10 - Earnings Per Common Share (Details) [Line Items]      
Share Price     11.00us-gaap_SharePrice
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_StockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
Equity Option [Member]      
Note 10 - Earnings Per Common Share (Details) [Line Items]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in Shares) 22,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_StockOptionMember
31,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_StockOptionMember
42,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_StockOptionMember
Warrant [Member]      
Note 10 - Earnings Per Common Share (Details) [Line Items]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in Shares) 200,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_WarrantMember
200,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= us-gaap_WarrantMember
 
Options And Warrants [Member] | Minimum [Member]      
Note 10 - Earnings Per Common Share (Details) [Line Items]      
Share Price 2.50us-gaap_SharePrice
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= hicka_OptionsAndWarrantsMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
2.50us-gaap_SharePrice
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= hicka_OptionsAndWarrantsMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
 
Options And Warrants [Member] | Maximum [Member]      
Note 10 - Earnings Per Common Share (Details) [Line Items]      
Share Price 11.00us-gaap_SharePrice
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= hicka_OptionsAndWarrantsMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
11.00us-gaap_SharePrice
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= hicka_OptionsAndWarrantsMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
 
Conversion Rights [Member]      
Note 10 - Earnings Per Common Share (Details) [Line Items]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in Shares)     365,119us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= hicka_ConversionRightsMember
Share Price     1.85us-gaap_SharePrice
/ us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis
= hicka_ConversionRightsMember