The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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LONG-TERM DEBT (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2012 4.625% Notes due July 15, 2013	Dec. 31, 2013 5.300% Notes due October 15, 2014	Dec. 31, 2012 5.300% Notes due October 15, 2014	Dec. 31, 2013 5.125% Notes due July 1, 2017	Dec. 31, 2012 5.125% Notes due July 1, 2017	Dec. 31, 2013 6.050% Notes due January 15, 2018	Dec. 31, 2012 6.050% Notes due January 15, 2018	Dec. 31, 2013 2.650% Notes due November 15, 2018	Dec. 31, 2013 5.500% Notes due August 15, 2019	Dec. 31, 2012 5.500% Notes due August 15, 2019	Dec. 31, 2013 4.875% Notes due February 1, 2021	Dec. 31, 2012 4.875% Notes due February 1, 2021	Jan. 13, 2011 4.875% Notes due February 1, 2021	Dec. 31, 2013 4.150% Notes due July 1, 2023	Jun. 30, 2013 4.150% Notes due July 1, 2023	Dec. 31, 2013 6.750% Notes due August 15, 2033	Dec. 31, 2012 6.750% Notes due August 15, 2033	Dec. 31, 2013 5.850% Notes due November 15, 2043	Dec. 31, 2013 BPL Credit Facility due September 26, 2017	Dec. 31, 2012 BPL Credit Facility due September 26, 2017
Debt instrument
Notes payable, gross	$ 3,330,000		$ 300,000	$ 275,000	$ 275,000	$ 125,000	$ 125,000	$ 300,000	$ 300,000	$ 400,000	$ 275,000	$ 275,000	$ 650,000	$ 650,000		$ 500,000		$ 150,000	$ 150,000	$ 400,000
Line of credit																					255,000	871,200
Unamortized discounts	(11,289)	(4,756)
Total debt	3,318,711	2,941,444
Less: Current portion of line of credit	(226,000)	(206,200)
Total long-term debt	$ 3,092,711	$ 2,735,244
Notes payable, interest rate			4.625%	5.30%	5.30%	5.125%	5.125%	6.05%	6.05%	2.65%	5.50%	5.50%	4.875%	4.875%	4.875%	4.15%	4.15%	6.75%	6.75%	5.85%