CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Accounts receivable, net	$ 27,343	$ 34,150
Cash and cash equivalents	49,414	247,673
Other assets, net	835,997	788,520
Other debt	77,503	81,958
Accounts payable and accrued liabilities	303,966	293,994
Deferred revenue	71,655	68,055
Accounts receivable, allowance (in dollars)	1,843	1,668
Common stock, par value (in dollars per share)	$ 1.00	$ 1.00
Common stock, shares authorized	750,000,000	750,000,000
Common stock, shares issued	455,873,953	453,191,321
Common stock, shares outstanding	455,873,953	453,191,321
VIEs
Accounts receivable, net		2,000
Cash and cash equivalents		10,000
Other assets, net	2,000	2,000
Other debt		200
Accounts payable and accrued liabilities	10,000	14,000
Deferred revenue		$ 2,000