Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Unaudited) (Parenthetical)

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Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2018
Mar. 31, 2018
Jul. 01, 2017
Statement of Financial Position [Abstract]      
Accounts receivable, allowance for doubtful accounts $ 25,204 $ 24,993 $ 18,817
Preferred Stock, par value (in USD per share) $ 1 $ 1 $ 1
Preferred Stock, shares authorized (in shares) 25,000,000 25,000,000 25,000,000
Preferred Stock, shares outstanding (in shares) 0 0 0
Common Stock, stated value (in USD per share) $ 0.25 $ 0.25 $ 0.25
Common Stock, shares authorized (in shares) 1,200,000,000 1,200,000,000 1,200,000,000
Common Stock, shares outstanding (in shares) 395,509,138 394,313,070 393,308,684