Redeemable Noncontrolling Interests and Equity (Tables)

6 Months Ended

Jun. 30, 2017

Equity [Abstract]

Schedule of changes in redeemable noncontrolling interest, total stockholders' equity and noncontrolling interests

The changes in redeemable noncontrolling interests, total stockholders’ equity and noncontrolling interests were as follows (in thousands):

	Redeemable Noncontrolling Interests			Total Stockholders' Equity			Noncontrolling Interests			TotalEquity
Balance — January 1, 2017	$	137,907		$	672,961		$	251,225		$	924,186
Exercise of stock options	—			529			—			529
Issuance of restricted stock units, net of tax withholdings	—			(2,099		)	—			(2,099		)
Shares issued in connection with the Employee Stock Purchase Plan	—			1,145			—			1,145
Stock based compensation	—			11,416			—			11,416
Contributions from noncontrolling interests and redeemable noncontrolling interests	75,169			—			231,123			231,123
Distributions to noncontrolling interests and redeemable noncontrolling interests	(7,666		)	—			(19,527		)	(19,527		)
Cumulative effect of adoption of new ASUs	—			2,996			—			2,996
Net income (loss)	(42,333		)	37,848			(133,842		)	(95,994		)
Other comprehensive loss, net of taxes	—			(3,569		)	—			(3,569		)
Balance — June 30, 2017	$	163,077		$	721,227		$	328,979		$	1,050,206