Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Debt and Other Financing Arrangements (Details Textual)

v2.4.1.9
Note 3 - Debt and Other Financing Arrangements (Details Textual) (Revolving Credit Facility [Member], USD $)
In Millions, unless otherwise specified
0 Months Ended 9 Months Ended
Jul. 28, 2014
Mar. 31, 2015
Line of Credit Facility, Expiration Date   Jul. 31, 2019
Line of Credit Facility, Current Borrowing Capacity $ 150us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity  
Line of Credit Facility, Additional Borrowing Capacity 150tech_LineOfCreditFacilityAdditionalBorrowingCapacity  
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 0.15%us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage  
Long-term Line of Credit   $ 144us-gaap_LineOfCredit
Federal Funds Effective Swap Rate [Member]
   
Debt Instrument, Basis Spread on Variable Rate 0.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_VariableRateAxis
= us-gaap_FederalFundsEffectiveSwapRateMember
 
London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]
   
Debt Instrument, Basis Spread on Variable Rate 1.00%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
 
London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member]
   
Debt Instrument, Basis Spread on Variable Rate 1.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember