Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 871,687	$ 1,079,145
Short-term investments	41,741	32,121
Accounts receivable (net of allowance of $10,166 and $10,742, respectively)	379,578	413,737
Short-term finance receivables (net of allowance of $17,422 and $19,108, respectively)	962,073	1,000,304
Inventories	95,029	84,827
Current income taxes	36,743	40,542
Other current assets and prepayments	67,881	57,173
Assets held for sale	43,750	52,271
Total current assets	2,498,482	2,760,120
Property, plant and equipment, net	288,680	285,091
Rental property and equipment, net	193,369	200,380
Long-term finance receivables (net of allowance of $7,479 and $9,002, respectively)	775,223	819,721
Goodwill	1,635,171	1,672,721
Intangible assets, net	72,172	82,173
Non-current income taxes	85,259	96,377
Other assets	561,087	569,110
Total assets	6,109,443	6,485,693
Current liabilities:
Accounts payable and accrued liabilities	1,354,876	1,558,731
Current income taxes	102,347	90,167
Current portion of long-term debt and notes payable	520,914	324,879
Advance billings	409,381	386,846
Total current liabilities	2,387,518	2,360,623
Deferred taxes on income	66,775	64,839
Tax uncertainties and other income tax liabilities	88,381	86,127
Long-term debt	2,554,317	2,927,127
Other non-current liabilities	661,147	673,348
Total liabilities	5,758,138	6,112,064
Noncontrolling interests (Preferred stockholders’ equity in subsidiaries)	296,370	296,370
Commitments and contingencies (See Note 14)
Stockholders’ equity:
Cumulative preferred stock, $50 par value, 4% convertible	1	1
Cumulative preference stock, no par value, $2.12 convertible	543	548
Common stock, $1 par value (480,000,000 shares authorized; 323,337,912 shares issued)	323,338	323,338
Additional paid-in capital	152,869	178,852
Retained earnings	4,940,505	4,897,708
Accumulated other comprehensive loss	(908,647)	(846,156)
Treasury stock, at cost (121,671,755 and 122,309,948 shares, respectively)	(4,453,674)	(4,477,032)
Total stockholders’ equity	54,935	77,259
Total liabilities, noncontrolling interests and stockholders’ equity	$ 6,109,443	$ 6,485,693