Commitments and Contingencies - Narrative (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Oct. 30, 2017	Dec. 31, 2016
Guarantor Obligations [Line Items]
Accrued liabilities, other litigation, claims, other disputes, governmental proceedings and environmental matters	$ 1,300		$ 1,300
Amount of letters of credit outstanding	100		400
Purchase obligations, total	9,600
Deferred tax liabilities	107,120		160,713
Tax Year 2022 To 2024
Guarantor Obligations [Line Items]
Deferred tax liabilities	33,700
Tax Year 2029
Guarantor Obligations [Line Items]
Deferred tax liabilities	37,800
Consolidated Variable Interest Entities | Pier Park North | Pier Park North Joint Venture Refinanced Construction Loan
Guarantor Obligations [Line Items]
Amount of letters of credit outstanding		$ 1,300
Surety bonds | Commercial developments
Guarantor Obligations [Line Items]
Commitment obligations	$ 8,600		$ 6,200