INVESTMENT IN NUSTAR ENERGY Table 1 (Details) (NuStar Energy [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
NuStar Energy [Member]
Balance Sheet Information:
Current assets	$ 939,443	$ 1,200,923
Property, plant and equipment, net	3,238,460	3,430,468
Goodwill	951,024	846,717
Other long-term assets, net	484,162	403,082
Total assets	5,613,089	5,881,190
Current liabilities	845,971	943,800
Long-term debt, less current portion	2,124,582	1,928,071
Other long-term liabilities	57,541	144,984
Total liabilities	3,028,094	3,016,855
NuStar Energy partners' equity	2,572,384	2,852,201
Noncontrolling interest	12,611	12,134
Total liabilities and partners’ equity	$ 5,613,089	$ 5,881,190