Leases - Additional Information (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019	Jan. 01, 2019
Lessee Lease Description [Line Items]
Operating leases term of expiration	2023-08
Operating leases, renewal term	3 years
Long-term ROU assets	$ 2,525,000	$ 2,633,000	$ 3,000,000
Short-term lease liabilities	431,000	420,000	384,000
Long-term lease liabilities	2,143,000	$ 2,256,000	$ 2,600,000
Accounting Standards Update 2016-02
Lessee Lease Description [Line Items]
Impact to retained earnings upon adoption of new accounting standard	$ 0