Commitments, Guarantees and Contingencies (Details Textual) - USD ($) $ in Thousands		9 Months Ended
	Oct. 01, 2018	Sep. 30, 2019	Sep. 30, 2018
Other Commitments [Line Items]
Warranty Period		90 days
Business acquisition, net of cash acquired		$ 17,194	$ 71,443
Forte Payment Systems, Inc
Other Commitments [Line Items]
Business acquisition date		Oct. 01, 2018
Business acquisition, acquired equity percentage	100.00%
Business acquisition, cash consideration	$ 93,000
Business acquisition, net of cash acquired	85,000
Cash held subject to certain tax filings	13,000
Potential future earn out payments	$ 18,800
Potential future earn out payments meassurement period	4 years
Accrued earn out payments		$ 2,500