Operating lease and other commitment (Tables)

6 Months Ended

Jun. 30, 2019

Operating Lease And Other Commitment Tables Abstract

Operating lease right-of-use assets

(amounts in dollars)	Operating lease right-of-use asset
Balances as of January 1, 2019	$	393,110
Accumulated amortization		(128,161	)
Balances as of June 30, 2019	$	264,949

Operating lease liability

(amounts in dollars)	Lease liability due within one year			Lease liability long-term			Total
Balances as of January 1, 2019	$	86,061		$	318,716		$	404,777
Repayments of lease liability		(41,620	)		(83,547	)		(125,167	)
Other					2,902			2,902
Balances as of June 30, 2019	$	44,441		$	238,071		$	282,512