Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Stock-Based Compensation Expense (Details)

v3.8.0.1
Summary of Significant Accounting Policies - Stock-Based Compensation Expense (Details) - Accounting Standards Update 2016-09
$ in Thousands
Jan. 01, 2017
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]  
Deferred income tax assets, net $ 4,000
Retained Earnings  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]  
Credit to retained earnings $ 4,000