CONDENSED CONSOLIDATED STATEMENT OF EQUITY - 3 months ended Mar. 31, 2016 - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Non-Controlling Interests
Beginning Balance at Dec. 31, 2015	$ 671,469	$ 322	$ 413,810	$ 217,963	$ 39,374
Beginning Balance (in shares) at Dec. 31, 2015		32,178
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	9,941			9,014	927
Cash contributions from members of consolidated entities	33,241				33,241
Cash distributions to members of consolidated entities	(1,465)				(1,465)
Shares remitted to Company to satisfy employee tax obligations	(844)	$ (1)	(843)
Shares remitted to Company to satisfy employee obligations (in shares)		(70)
Stock based compensation expense	1,492	$ 7	1,485
Stock based compensation expense (in shares)		670
Reversal of excess income tax benefit from stock based awards	(226)		(226)
Ending Balance at Mar. 31, 2016	$ 713,608	$ 328	$ 414,226	$ 226,977	$ 72,077
Ending Balance (in shares) at Mar. 31, 2016		32,778