INVESTMENT IN NUSTAR ENERGY Table 1 (Details) (NuStar Energy [Member], USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
NuStar Energy [Member]
Balance Sheet Information:
Current assets	$ 460,309	$ 939,443
Property, plant and equipment, net	3,361,850	3,238,460
Goodwill	950,963	951,024
Other non-current assets	469,538	484,162
Total assets	5,242,660	5,613,089
Current liabilities	356,703	845,971
Long-term debt, less current portion	2,439,696	2,124,582
Other non-current liabilities	65,282	57,541
Total liabilities	2,861,681	3,028,094
NuStar Energy partners' equity	2,370,574	2,572,384
Noncontrolling interest	10,405	12,611
Total liabilities and partners’ equity	$ 5,242,660	$ 5,613,089