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Income Taxes - Schedule of Reconciliation of U.S. Federal statutory Income Tax Rate to Effective Income Tax Rate on Earnings (Details)
1 Months Ended 12 Months Ended
Dec. 31, 2015
Dec. 31, 2017
Dec. 31, 2016
Nov. 30, 2015
Income Tax Disclosure [Abstract]        
Statutory U.S. federal income tax rate (35.00%) (35.00%) (35.00%) (35.00%)
State income taxes (4.90%) (8.00%) (11.00%) 35.20%
Reserve adjustments 0.30% 5.30% 1.00% 2.20%
Non-deductible convertible subordinated notes interest (1.20%) (0.00%) (2.70%) 8.00%
R&D credits (2.80%) (1.40%) (14.00%) (0.00%)
Retroactive change in federal tax law 19.40% (0.00%) (0.00%) (11.60%)
Benefit of manufacturing deductions 7.00% (0.00%) (1.70%) (5.80%)
Lobbying costs (0.40%) (0.80%) (2.70%) 3.60%
Deferred tax adjustment (7.80%) 0.10% 1.40% (0.00%)
Stock compensation excess tax benefits (0.00%) 1.60% (0.00%) (0.00%)
Other, net (2.40%) (0.80%) (1.70%) 5.30%
New legislation - tax rate changes (0.00%) (74.40%) (0.00%) (0.00%)
Effective income tax rate (22.20%) (110.60%) (38.40%) 1.90%