Quarterly report pursuant to Section 13 or 15(d)

Income Taxes - Additional Information (Details)

v3.7.0.1
Income Taxes - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2018
Income Taxes [Abstract]      
Provision for income taxes $ 2,021 $ 993  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Operating Results   $ 1,600  
Unrecognized Tax Benefits, Period Increase (Decrease) 500   $ 200
Unrecognized Tax Benefits, Interest on Income Taxes Accrued 200    
Unrecognized Tax Benefits, Income Tax Penalties Accrued $ 20