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Supplemental Guarantor Financial Information (Details 4) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Cash flows from operating activities: |  |  |
Net cash provided by (used in) continuing operations | $ 348,668 | $ 383,262 | $ 104,109
Net cash provided by discontinued operations | 7,036 | 6,663 | 16,334
Net cash provided by operating activities | 355,704 | 389,925 | 120,443
Cash flows from investing activities: |  |  |
Capital expenditures | (391,725) | (428,731) | (272,150)
Proceeds from sale of property, plant and equipment | 101,311 | 35,989 | 43,042
Cash paid for business acquisition |  |  | (3,000)
(Increase) decrease in restricted cash | 14 | (162) | 820
Return of investments in non-consolidated affiliates | 19,000 | 51,707 |
Cash invested in non-consolidated affiliates |  | (224) | (471)
Net cash used in continuing operations | (271,400) | (341,421) | (231,759)
Net cash provided by discontinued operations | 74,949 | 135,970 | (7,425)
Net cash used in investing activities | (196,451) | (205,451) | (239,184)
Cash flows from financing activities: |  |  |
Proceeds from borrowings of long-term debt | 2,108,037 | 1,878,000 | 1,893,740
Repayments of long-term debt | (2,195,750) | (2,106,639) | (2,036,171)
Payments for debt issuance costs | (12,147) | (1,011) | (8,823)
Payments for settlement of interest rate swaps that include financing element | (2,207) |  |
Net proceeds from the sale of Partnership units |  | 114,530 | 289,908
Proceeds from stock options exercised | 8,321 | 562 | 526
Proceeds from stock issued pursuant to our employee stock purchase plan | 1,632 | 1,635 | 1,887
Purchases of treasury stock | (4,539) | (2,422) | (2,941)
Stock-based compensation excess tax benefit | 1,910 | 1,139 | 1,034
Distributions to noncontrolling partners in the Partnership | (61,959) | (57,084) | (39,870)
Net cash provided by (used in) financing activities | (156,702) | (171,290) | 99,290
Effect of exchange rate changes on cash and cash equivalents | (1,487) | (486) | (3,007)
Net increase (decrease) in cash and cash equivalents | 1,064 | 12,698 | (22,458)
Cash and cash equivalents at beginning of period | 34,601 | 21,903 | 44,361
Cash and cash equivalents at end of period | 35,665 | 34,601 | 21,903
Eliminations |  |  |
Cash flows from investing activities: |  |  |
Capital expenditures | 7,338 |  |
Proceeds from sale of property, plant and equipment | (7,338) |  |
Capital distributions received from consolidated subsidiaries | (45,237) | (30,782) | (30,766)
Investment in consolidated subsidiaries | 25,180 | 27,184 | 33,713
Return on investment in consolidated subsidiaries |  |  | (174,838)
Net cash used in continuing operations | (20,057) | (3,598) | (171,891)
Net cash used in investing activities | (20,057) | (3,598) | (171,891)
Cash flows from financing activities: |  |  |
Distributions to noncontrolling partners in the Partnership | 45,237 | 30,782 | 30,766
Net proceeds from sale of general partner units |  | (2,426) | (1,316)
Capital distributions to affiliates |  |  | 174,838
Capital contributions received from parent | (25,180) | (24,758) | (32,397)
Net cash provided by (used in) financing activities | 20,057 | 3,598 | 171,891
Parent | Reportable Legal Entities |  |  |
Cash flows from operating activities: |  |  |
Net cash provided by (used in) continuing operations | (5,873) | (6,877) | (1,191)
Net cash provided by operating activities | (5,873) | (6,877) | (1,191)
Cash flows from investing activities: |  |  |
Return on investment in consolidated subsidiaries |  |  | 87,419
Net cash used in continuing operations |  |  | 87,419
Net cash used in investing activities |  |  | 87,419
Cash flows from financing activities: |  |  |
Proceeds from borrowings of long-term debt | 1,102,500 | 1,164,000 | 1,336,240
Repayments of long-term debt | (1,267,250) | (1,422,150) | (1,409,644)
Payments for debt issuance costs |  |  | (7,666)
Proceeds from stock options exercised | 8,321 | 562 | 526
Proceeds from stock issued pursuant to our employee stock purchase plan | 1,632 | 1,635 | 1,887
Purchases of treasury stock | (4,539) | (2,422) | (2,941)
Stock-based compensation excess tax benefit | 1,910 | 1,139 | 1,034
Borrowings (repayments) between consolidated subsidiaries, net | 163,286 | 264,044 | (5,731)
Net cash provided by (used in) financing activities | 5,860 | 6,808 | (86,295)
Net increase (decrease) in cash and cash equivalents | (13) | (69) | (67)
Cash and cash equivalents at beginning of period | 24 | 93 | 160
Cash and cash equivalents at end of period | 11 | 24 | 93
Guarantor Subsidiaries | Reportable Legal Entities |  |  |
Cash flows from operating activities: |  |  |
Net cash provided by (used in) continuing operations | 189,563 | 127,305 | 62,519
Net cash provided by operating activities | 189,563 | 127,305 | 62,519
Cash flows from investing activities: |  |  |
Capital expenditures | (167,632) | (205,356) | (171,470)
Contract operations acquisition |  | 77,415 | 62,217
Proceeds from sale of property, plant and equipment | 28,274 | 14,511 | 13,423
Cash paid for business acquisition |  |  | (3,000)
Capital distributions received from consolidated subsidiaries | 45,237 | 30,782 | 30,766
Investment in consolidated subsidiaries | (25,180) | (27,184) | (33,713)
Net cash used in continuing operations | (119,301) | (109,832) | (101,777)
Net cash used in investing activities | (119,301) | (109,832) | (101,777)
Cash flows from financing activities: |  |  |
Net proceeds from the sale of Partnership units |  |  | 162,236
Capital distributions to affiliates |  |  | (87,419)
Borrowings (repayments) between consolidated subsidiaries, net | (79,169) | (9,822) | (34,285)
Net cash provided by (used in) financing activities | (79,169) | (9,822) | 40,532
Net increase (decrease) in cash and cash equivalents | (8,907) | 7,651 | 1,274
Cash and cash equivalents at beginning of period | 10,461 | 2,810 | 1,536
Cash and cash equivalents at end of period | 1,554 | 10,461 | 2,810
Other Subsidiaries | Reportable Legal Entities |  |  |
Cash flows from operating activities: |  |  |
Net cash provided by (used in) continuing operations | 164,978 | 262,834 | 42,781
Net cash provided by discontinued operations | 7,036 | 6,663 | 16,334
Net cash provided by operating activities | 172,014 | 269,497 | 59,115
Cash flows from investing activities: |  |  |
Capital expenditures | (231,431) | (223,375) | (100,680)
Contract operations acquisition |  | (77,415) | (62,217)
Proceeds from sale of property, plant and equipment | 80,375 | 21,478 | 29,619
(Increase) decrease in restricted cash | 14 | (162) | 820
Return of investments in non-consolidated affiliates | 19,000 | 51,707 |
Cash invested in non-consolidated affiliates |  | (224) | (471)
Return on investment in consolidated subsidiaries |  |  | 87,419
Net cash used in continuing operations | (132,042) | (227,991) | (45,510)
Net cash provided by discontinued operations | 74,949 | 135,970 | (7,425)
Net cash used in investing activities | (57,093) | (92,021) | (52,935)
Cash flows from financing activities: |  |  |
Proceeds from borrowings of long-term debt | 1,005,537 | 714,000 | 557,500
Repayments of long-term debt | (928,500) | (684,489) | (626,527)
Payments for debt issuance costs | (12,147) | (1,011) | (1,157)
Payments for settlement of interest rate swaps that include financing element | (2,207) |  |
Net proceeds from the sale of Partnership units |  | 114,530 | 127,672
Distributions to noncontrolling partners in the Partnership | (107,196) | (87,866) | (70,636)
Net proceeds from sale of general partner units |  | 2,426 | 1,316
Capital distributions to affiliates |  |  | (87,419)
Capital contributions received from parent | 25,180 | 24,758 | 32,397
Borrowings (repayments) between consolidated subsidiaries, net | (84,117) | (254,222) | 40,016
Net cash provided by (used in) financing activities | (103,450) | (171,874) | (26,838)
Effect of exchange rate changes on cash and cash equivalents | (1,487) | (486) | (3,007)
Net increase (decrease) in cash and cash equivalents | 9,984 | 5,116 | (23,665)
Cash and cash equivalents at beginning of period | 24,116 | 19,000 | 42,665
Cash and cash equivalents at end of period | $ 34,100 | $ 24,116 | $ 19,000

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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The cash inflow from the issuance of common limited partners units during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow (outflow) from long-term debt by a related party. Related parties, include, but are not limited to, affiliates, owners or officers and their immediate families, and pension trusts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with the amount received from the stock plan during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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