Commitments And Contingencies Commitments And Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

j2 Global leases certain facilities and equipment under non-cancelable operating leases which expire at various dates through 2025. Office and equipment leases are typically for terms of three to five years and generally provide renewal options for terms up to an additional five years. In most cases, the Company expects leases that expire will be renewed or replaced by other leases with similar terms. Future minimum lease payments at December 31, 2017 under non-cancelable operating leases (with initial or remaining lease terms in excess of one year) are as follows (in thousands):

	Lease Payments
Fiscal Year:
2018	$	18,589
2019	17,325
2020	13,721
2021	12,049
2022	11,199
Thereafter	13,258
Total minimum lease payments	$	86,141