Prior Periods Financial Statement Revision - Schedule of Corrections of Misstatements and Revision on Consolidated Balance Sheets (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jun. 30, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Dec. 31, 2017
Accounting Changes and Error Corrections [Line Items]
Income tax receivable	$ 1,610		$ 2,277
Total current assets	316,318		298,202
Total assets	1,553,745		1,502,901
Deferred tax liabilities	77,182		91,838
Liabilities	1,193,948		1,081,631
Retained deficit	(98,888)		(59,071)
Total stockholders' equity	359,797	$ 380,836	421,270	$ 640,515	$ 442,795	$ 486,104
Total liabilities and stockholders' equity	$ 1,553,745		1,502,901
Previously Reported
Accounting Changes and Error Corrections [Line Items]
Income tax receivable			946
Total current assets			296,871
Total assets			1,501,570
Deferred tax liabilities			93,482
Liabilities			1,083,275
Retained deficit			(62,046)
Total stockholders' equity			418,295
Total liabilities and stockholders' equity			1,501,570
Restatement Adjustment
Accounting Changes and Error Corrections [Line Items]
Income tax receivable			1,331
Total current assets			1,331
Total assets			1,331
Deferred tax liabilities			(1,644)
Liabilities			(1,644)
Retained deficit			2,975
Total stockholders' equity			2,975
Total liabilities and stockholders' equity			1,331
Continuing Operations As Revised
Accounting Changes and Error Corrections [Line Items]
Income tax receivable			2,277
Total current assets			298,202
Total assets			1,502,901
Deferred tax liabilities			91,838
Liabilities			1,081,631
Retained deficit			(59,071)
Total stockholders' equity			421,270
Total liabilities and stockholders' equity			$ 1,502,901