Intangible Assets and Goodwill - Company's Intangible Assets and Goodwill (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Intangible assets, Gross Carrying Amount	$ 39,779	$ 36,733
Intangible assets, Accumulated Amortization	(11,065)	(9,690)
Intangible assets, Net Book Value	28,714	27,043
Total	17,661
Goodwill, Gross Carrying Amount	45,192	48,866
Goodwill, Net Book Value	45,192	48,866
Total intangible assets and goodwill, Gross Carrying Amount	84,971	85,599
Total definite-lived intangible assets, Accumulated Amortization	(11,065)	(9,690)
Total intangible assets and goodwill, Net Book Value	$ 73,906	75,909
Customer Relationships
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Estimated Useful Life	20 years
Intangible assets, Gross Carrying Amount	$ 26,800	26,800
Intangible assets, Accumulated Amortization	(11,029)	(9,690)
Total	15,771	17,110
Total definite-lived intangible assets, Accumulated Amortization	(11,029)	(9,690)
PMS Software License
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Intangible assets, Gross Carrying Amount	1,926
Intangible assets, Accumulated Amortization	(36)
Total	1,890
Total definite-lived intangible assets, Accumulated Amortization	(36)
Software in Process
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Intangible assets, Gross Carrying Amount	870
Intangible assets, Accumulated Amortization	0
Total	870
Total definite-lived intangible assets, Accumulated Amortization	0
Trademarks
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Intangible assets, Gross Carrying Amount	10,183	9,933
Intangible assets, Net Book Value	$ 10,183	$ 9,933