XML 47 R19.htm IDEA: XBRL DOCUMENT

Short-term investments (Tables)

9 Months Ended

Sep. 30, 2013

Schedule of amortized cost and fair value of the entity's available-for sale investments carried at fair value

	September 30, 2013
	Amortized Cost		Fair Value
Variable —rate demand notes	$	21,460	$	21,460

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

+ References

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+ Details