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Average amount borrowed under the credit facility during the period.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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Date the credit facility terminates, in CCYY-MM-DD format.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Fair value of the amount outstanding under the credit facility.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=121572278&loc=d3e13433-108611

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Date the credit facility first became available, in CCYY-MM-DD format.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.

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Description of the short-term debt arrangement, and disclosures pertaining to the underlying arrangements, including repayment terms, interest rates, restrictions on assets and activities, debt covenants, and other matters important to users of the financial statements.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Weighted average interest rate of short-term debt outstanding calculated at point in time.

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Name:	us-gaap_ShortTermDebtWeightedAverageInterestRate
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Data Type:	num:percentItemType
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Period Type:	instant

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Namespace Prefix:
Data Type:	na
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Name:	us-gaap_DebtInstrumentAxis=a_AdditionalIncrementalTermLoanFacilityMember
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