Goodwill and Intangible Assets, Net (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 05, 2015
Finite-Lived Intangible Assets [Line Items]
Share price (in usd per share)		$ 10.33		$ 14.73	$ 19.51
Goodwill impairment	$ 0	$ 160,600
Intangible assets, net	254,166		$ 258,923			$ 169,000
Gross Carrying Amount	277,323		277,323
Accumulated Amortization	23,157		18,400
Net Carrying Value	254,166		$ 258,923
Amortization of intangible assets	$ 4,800	2,600
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted-Average Remaining Useful Life	21 years 1 month 28 days		21 years 6 months
Gross Carrying Amount	$ 203,500		$ 203,500
Accumulated Amortization	11,341		9,018
Net Carrying Value	$ 192,159		$ 194,482
Corporate trade name
Finite-Lived Intangible Assets [Line Items]
Weighted-Average Remaining Useful Life	18 years 1 month 28 days		18 years 4 months 26 days
Gross Carrying Amount	$ 19,000		$ 19,000
Accumulated Amortization	1,741		1,505
Net Carrying Value	$ 17,259		$ 17,495
Technology
Finite-Lived Intangible Assets [Line Items]
Weighted-Average Remaining Useful Life	4 years 11 months		5 years 2 months 15 days
Gross Carrying Amount	$ 50,500		$ 50,500
Accumulated Amortization	9,828		7,753
Net Carrying Value	$ 40,672		$ 42,747
Below market lease, net
Finite-Lived Intangible Assets [Line Items]
Weighted-Average Remaining Useful Life	9 years		9 years 5 months
Gross Carrying Amount	$ 4,323		$ 4,323
Accumulated Amortization	247		124
Net Carrying Value	$ 4,076		$ 4,199
Vestica | Customer relationships
Finite-Lived Intangible Assets [Line Items]
Acquired intangible assets		$ 108,300
Minimum
Finite-Lived Intangible Assets [Line Items]
Share price (in usd per share)		$ 8.48
Maximum
Finite-Lived Intangible Assets [Line Items]
Share price (in usd per share)		$ 12.32