Leases - Summary of Maturities of Lessee Operating Lease (Details)	Jun. 30, 2019 USD ($)
Leases [Abstract]
2019	$ 168,000
2020	340,000
2021	347,000
2022	331,000
2023	214,000
Thereafter	6,000
Total lease payments	1,406,000
Less imputed interest	(168,000)
Total	$ 1,238,000