Debt - Summary of Debt and Capital Lease Obligations (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Debt Instrument [Line Items]
Total Debt	$ 1,431,710	$ 1,319,909
Less amounts due within one year	(6,019)	(377)
Total long-term debt	1,425,691	1,319,532
$400 Million Term Loan B [Member]
Debt Instrument [Line Items]
Total Debt	387,543	390,263
$350 Million 5% Senior Notes [Member]
Debt Instrument [Line Items]
Total Debt	344,893	343,922
$400 Million 5% Senior Notes [Member]
Debt Instrument [Line Items]
Total Debt	393,531
AC Hotel Note Payable [Member]
Debt Instrument [Line Items]
Total Debt	6,000	6,000
Credit Facility [Member]
Debt Instrument [Line Items]
Total Debt	299,065	578,669
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Total Debt	$ 678	$ 1,055

Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.13,16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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Amount of long-term debt and capital lease obligation 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 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 6
-Section H

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Amount of long-term debt and capital leases due within one year or the normal operating cycle, if longer.

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