Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

+ Details

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- Details

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Balance Type:	na
Period Type:	duration

- Definition

Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(2))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The percentage points added to the reference rate to compute the variable rate on the interest rate derivative.

+ References

No definition available.

+ Details

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- Definition

Amount of right to receive securities collateral under master netting arrangements that have not been offset against derivative liabilities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 55

-Paragraph 13

-URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226016-175313

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 50

-Paragraph 3

-Subparagraph (d)(2)

-URI http://asc.fasb.org/extlink&oid=20225523&loc=SL20225862-175312

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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Balance Type:	credit
Period Type:	instant

- Details

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Derivative Financial Instruments (Narrative) (Details) (USD $)	0 Months Ended	12 Months Ended	0 Months Ended
	Feb. 06, 2009	Dec. 31, 2013	Aug. 10, 2014	Dec. 31, 2014	Aug. 09, 2013	Feb. 13, 2014	Feb. 13, 2015
Derivative Financial Instruments [Line Items]
Secured loan		20,000,000us-gaap_SecuredDebt		$ 20,000,000us-gaap_SecuredDebt
AFL [Member]
Derivative Financial Instruments [Line Items]
Notional amount				144,000,000
FFL [Member]
Derivative Financial Instruments [Line Items]
Notional amount				114,000,000
Interest Rate Swap [Member] \| Credit Facility [Member]
Derivative Financial Instruments [Line Items]
Secured loan	120,000,000
Fixed rate	1.93%
Maturity date of senior notes	January 3, 2012
Swap [Member] \| AFL [Member]
Derivative Financial Instruments [Line Items]
Term of swap agreement		3 years
Notional amount				144,000,000
Swap agreement collateral				40,000,000
Swap [Member] \| FFL [Member]
Derivative Financial Instruments [Line Items]
Term of swap agreement			3 years
Notional amount				114,000,000
Swap agreement collateral				$ 30,000,000
LIBOR [Member] \| Swap [Member] \| AFL [Member]
Derivative Financial Instruments [Line Items]
Basis spread on variable rate					1.20%
LIBOR [Member] \| Swap [Member] \| FFL [Member]
Derivative Financial Instruments [Line Items]
Basis spread on variable rate						1.40%
Scenario, Forecast [Member] \| LIBOR [Member] \| Swap [Member] \| FFL [Member]
Derivative Financial Instruments [Line Items]
Basis spread on variable rate							1.35%