CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Members' Capital	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss	Total InfraREIT, Inc. Equity	Noncontrolling Interest
Balance at Dec. 31, 2013	$ 564,193		$ 428,319			$ (610)	$ 427,709	$ 136,484
Dividends and distributions	(14,130)		(10,830)				(10,830)	(3,300)
Change in fair value of cash flow hedging instrument	844					$ 610	610	234
Net income	29,780		22,898				22,898	6,882
Equity based compensation	120							120
Non-cash noncontrolling interest equity issuance	4,647							4,647
Balance at Dec. 31, 2014	585,454		440,387				440,387	145,067
Dividends and distributions	(61,099)		(8,964)		$ (35,508)		(44,472)	(16,627)
Repurchase of common shares, value	(66,517)		(66,517)				(66,517)
Repurchase of common shares		(6,242,999)
Initial public offering, net of offering costs	490,433	$ 230		$ 490,203			490,433
Initial public offering, net of offering costs, shares		23,000,000
Merger of InfraREIT, L.L.C. and InfraREIT, Inc. and related reorganization transactions	(101,885)	$ 206	(367,191)	212,010			(154,975)	53,090
Merger of InfraREIT, L.L.C. and InfraREIT, Inc. and related reorganization transactions, shares		26,808,494
Net income	19,931		$ 2,285		10,982		13,267	6,664
Equity based compensation	678							678
Non-cash noncontrolling interest equity issuance	67,273							67,273
Balance at Dec. 31, 2015	934,268	$ 436		702,213	(24,526)		678,123	256,145
Balance, shares at Dec. 31, 2015		43,565,495
Dividends and distributions	$ (60,636)				(43,671)		(43,671)	(16,965)
Redemption of operating partnership units for common stock		$ 2		3,275			3,277	(3,277)
Redemption of operating partnership units for common stock, shares	186,496	186,496
Net income	$ 69,301				49,954		49,954	19,347
Equity based compensation	978			357			357	621
Equity based compensation, shares		20,292
Balance at Dec. 31, 2016	$ 943,911	$ 438		$ 705,845	$ (18,243)		$ 688,040	$ 255,871
Balance, shares at Dec. 31, 2016		43,772,283