v3.5.0.2
Redeemable Noncontrolling Interests and Equity - Schedule of Changes in Total Stockholders' Equity, Redeemable Noncontrolling Interest and Noncontrolling Interests (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Minority Interest [Line Items]        
Balance at beginning of period     $ 659,560  
Balance at beginning of period     147,139  
Balance at beginning of period     554,069  
Balance at beginning of period     105,491  
Exercise of stock options     2,556  
Issuance of restricted stock units, net of tax withholdings     (93)  
Stock based compensation     8,718  
Offering costs paid related to initial public offering     (437) $ (4,722)
Balance at end of period $ 163,520   163,520  
Contributions from noncontrolling interests     157,498  
Distributions to noncontrolling interests     (11,722)  
Net income (loss) attributable to common stockholders 32,643 $ 7,540 45,777 (10,455)
Other comprehensive loss, net of taxes     (4,988)  
Balance at end of period 606,858   606,858  
Net income (loss) attributable to noncontrolling interest 97,370 $ 57,405 188,307 $ 91,930
Balance at end of period 121,796   121,796  
Net income (loss) including portion attributable to noncontrolling interest     (83,694)  
Balance at end of period 728,654   728,654  
Redeemable Non Controlling Interests        
Minority Interest [Line Items]        
Balance at beginning of period     147,139  
Contributions from redeemable noncontrolling interests     82,123  
Distributions to redeemable noncontrolling interests     (6,906)  
Net income (loss) attributable to redeemable noncontrolling interests     (58,836)  
Balance at end of period 163,520   163,520  
Total Stockholders' Equity        
Minority Interest [Line Items]        
Balance at beginning of period     554,069  
Exercise of stock options     2,556  
Issuance of restricted stock units, net of tax withholdings     (93)  
Shares issued in connection with the Employee Stock Purchase Plan     1,256  
Stock based compensation     8,718  
Offering costs in connection with initial public offering     (437)  
Net income (loss) attributable to common stockholders     45,777  
Other comprehensive loss, net of taxes     (4,988)  
Balance at end of period 606,858   606,858  
Noncontrolling Interests        
Minority Interest [Line Items]        
Balance at beginning of period     105,491  
Contributions from noncontrolling interests     157,498  
Distributions to noncontrolling interests     (11,722)  
Net income (loss) attributable to noncontrolling interest     (129,471)  
Balance at end of period $ 121,796   $ 121,796