Leases - Summary of Supplemental Cash Flow Information (Details) $ in Thousands	9 Months Ended
	Sep. 29, 2019 USD ($)
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used for operating leases	$ 633
Operating cash flows used for finance leases	20
Financing cash flows used for financing leases	283
Total	936
Right-of-use assets obtained in exchange for obligations:
Operating leases	1,920
Finance leases	250
Total	$ 2,170