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Marketable Securities Marketable Securities (Tables)

3 Months Ended

Mar. 31, 2020

Marketable Securities [Abstract]

Available-for-sale Securities [Table Text Block]

The schedule of maturities at March 31, 2020 and December 31, 2019 is as follows:

			Maturities as of March 31, 2020																		Maturities as of December 31, 2019
			1 Year or Less						1 to 4 Years						1 Year or Less						1 to 4 Years
Certificates of deposit			$	34,271					$	—					$	40,521					$	—
Total			$	34,271					$	—					$	40,521					$	—

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- 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.

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- References

No definition available.

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