XML 117 R101.htm IDEA: XBRL DOCUMENT v3.8.0.1
Income Taxes - Provision for income taxes (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Current tax expense:                      
Federal                 $ 1,010   $ 250
State and local                 1,485   57
Total current tax expense                 2,495   307
Deferred tax expense:                      
Federal                 13,554 $ 478 4,929
State and local                 686 136 656
Remeasurement of net deferred tax assets                 2,364    
Total deferred tax expense before reversal of valuation allowance                 16,604 614 5,585
Deferred tax valuation allowance                   (61,859) (5,585)
Provision (benefit) for income taxes $ 11,851 $ (1,390) $ 4,094 $ 4,544 $ (61,023) $ 9 $ 9 $ (240) $ 19,099 $ (61,245) $ 307