v2.4.0.8

RELATED PARTY TRANSACTIONS (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2014
Related Party Transactions [Abstract] |
Schedule of Related Party Transactions [Text Block] | The following table summarizes information pertaining to related party transactions:
| Three Months Ended March 31,
| 2014 |  | 2013
| (Thousands of Dollars)
Revenues | $ | 929 |  |  | $ | 1,241 |
Operating expenses | $ | 28,659 |  |  | $ | 31,713 |
General and administrative expenses | $ | 14,094 |  |  | $ | 18,784 |
Interest income | $ | 1,055 |  |  | $ | 1,122 |
Revenues included in discontinued operations, net of tax | $ | 405 |  |  | $ | 770 |
Expenses included in discontinued operations, net of tax | $ | 805 |  |  | $ | 1,660 |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
Name: | us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration