Leases - Schedule of Minimum Lease Payments and Sublease Income (Details) $ in Thousands	Dec. 31, 2017 USD ($)
Lease Payments
2018	$ 154,909
2019	142,947
2020	133,033
2021	126,324
2022	121,225
Thereafter	541,444
Total	1,219,882
Sublease Income
2018	40
2019	0
2020	0
2021	0
2022	0
Thereafter	0
Total	$ 40

Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals [Abstract]

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Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due In Five Years

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Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due In Four Years

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Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due In Three Years

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Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due In Two Years

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Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Due Thereafter

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Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals, Next Twelve Months

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Contractually required future rental payments receivable on noncancelable subleasing arrangements.

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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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