XML 67 R53.htm IDEA: XBRL DOCUMENT v3.3.1.900
Stockholders' Equity - Summary of Restricted Unit Activity under the Company's Equity-Based Plans (Details)
12 Months Ended
Dec. 31, 2015
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]  
Number of Units, Beginning Balance | shares 7,750
Number of Units, Granted | shares 1,084,379
Number of Units, Vested | shares (106,136)
Number of Units, Forfeited | shares (29,306)
Number of Units, Ending Balance | shares 956,687
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]  
Weighted Average Grant Date Fair Value, Beginning Balance | $ / shares $ 13.21
Weighted Average Grant Date Fair Value, Granted | $ / shares 28.73
Weighted Average Grant Date Fair Value, Vested | $ / shares 32.83
Weighted Average Grant Date Fair Value, Forfeited | $ / shares 32.70
Weighted Average Grant Date Fair Value, Ending Balance | $ / shares $ 28.03