Leases and Leases Commitments - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Jan. 01, 2019
Lessee Lease Description [Line Items]
Options to extend the leases	5 years
Operating cash flows used for operating leases	$ 39,561
Total operating lease expense	39,700	$ 30,100	$ 30,600
Short-term leases expense	3,400
Operating lease assets	$ 169,200
Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List	us-gaap:OtherAssetsMember
Mooring Equipment [Member]
Lessee Lease Description [Line Items]
Operating lease payments, lease not yet commenced	$ 5,000
Lease term of lease expected to commence	5 years
ASU 2016-02 [Member]
Lessee Lease Description [Line Items]
Operating lease assets				$ 146,800
ASU 2016-02 [Member] | Sale and Lease-back Equipment [Member]
Lessee Lease Description [Line Items]
Operating lease term	10 years
Options to extend the leases	5 years
Operating cash flows used for operating leases	$ 26,000
Sale lease back transaction renewal term description	renewal options for two successive five-year periods.
ASU 2016-02 [Member] | Prepaid Expenses and Other Current Assets [Member]
Lessee Lease Description [Line Items]
Prepaid rent				3,900
ASU 2016-02 [Member] | Other Assets [Member]
Lessee Lease Description [Line Items]
Prepaid rent				$ 10,600
Minimum [Member]
Lessee Lease Description [Line Items]
Operating lease term	1 month
Maximum [Member]
Lessee Lease Description [Line Items]
Operating lease term	10 years
Options to terminate the leases	1 year