v2.4.0.8

Schedule of Long-Term Obligations (Parenthetical) (Details)	Sep. 30, 2013	Dec. 31, 2012	Dec. 31, 2011
Notes Payable
Debt Instrument
Weighted average interest rates	1.80%	1.70%	2.00%
Other Long Term Debt
Debt Instrument
Weighted average interest rates	3.50%	3.30%	3.20%

X

- Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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Period Type:	duration

X

- Definition

Reflects the calculation as of the balance sheet date of the average interest rate weighted by the amount of debt outstanding by type or by instrument at that time.

+ References

No definition available.

+ Details

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Period Type:	instant