CONDENSED CONSOLIDATED STATEMENTS OF FINANCIAL POSITION (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Statement of Financial Position [Abstract]
Trade receivables, allowance for doubtful accounts	$ 15,736	$ 13,080
Financing receivables, short-term, allowance for doubtful accounts	1,726	1,691
Financing receivables, long-term, allowance for doubtful accounts	$ 1,342	$ 1,416
Preferred Stock, Shares Authorized	500,000	500,000
Preferred Stock, Shares Issued	0	0
Common Stock, Par Value	$ 1	$ 1
Common Stock, Shares Authorized	550,000,000	375,000,000
Common Stock, Shares Issued	327,441,726	327,308,079
Common Stock, Shares Outstanding	327,441,726	327,308,079