Debt - Schedule of Long-Term Debt Repayments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Repayments of long-term debt	$ 363,359	$ 29,063	$ 79,119
USD Denominated Term Loan [Member]
Debt Instrument [Line Items]
Repayments of long-term debt	12,187	14,063	11,250
Line of Credit [Member]
Debt Instrument [Line Items]
Repayments of long-term debt	351,172	15,000	67,869
Secured Debt [Member]
Debt Instrument [Line Items]
Repayments of long-term debt	$ 363,359	$ 29,063	$ 79,119