Income Taxes (Details 1)	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Effective tax rate reconciliation
Combined tax at U.S. statutory federal income tax rate	21.00%	35.00%	35.00%
(Decrease) increase in taxes resulting from:
Tax-exempt income	(1.70%)	(1.70%)	(1.70%)
State and local income taxes, net of federal benefit	2.80%	2.30%	2.70%
Non-U.S. subsidiaries earnings	(0.50%)	(5.70%)	(2.00%)
Tax settlements	(1.90%)	(0.70%)	(0.60%)
U.S. Tax Act	(1.10%)	34.80%	0.00%
Other	(0.60%)	(1.00%)	(0.20%)
U.S. Tax Act - Related adjustments	(3.20%)	0.00%	0.00%
Actual tax rates	14.80%	63.00%	33.20%

Effective income tax rate continuing operations increase decrease in tax rate.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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