Condensed Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Allowances for Accounts Receivable (in dollars)	$ 11,066	$ 10,849
Preferred stock-issued	0	0
Common stock par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	245,000,000	135,000,000
Common stock, shares issued	132,754,000	131,991,000
Common stock, shares outstanding	83,520,000	85,715,000
Treasury stock-shares at cost	49,234,000	46,276,000
Preferred Class A [Member]
Preferred stock-par value	$ 0.0001	$ 0.0001
Preferred stock- shares authorized	5,000,000	5,000,000
Preferred Class B [Member]
Preferred stock-par value	$ 0.0001	$ 0.0001
Preferred stock- shares authorized	60,000.0000	60

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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