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Summary of Capital Expenditures Including Accrued Amounts (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Segment Reporting Information [Line Items] |  |  |  |
Total capital expenditures | $ 71,354 | $ 73,681 | $ 84,281 | $ 164,860
Owned and managed |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total capital expenditures | 59,453 | 70,527 | 70,731 | 153,361
Managed-only |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total capital expenditures | 686 | 1,168 | 1,341 | 1,899
Corporate and Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total capital expenditures | $ 11,215 | $ 1,986 | $ 12,209 | $ 9,600

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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=66902209&loc=d3e3213-108585 + Details
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