Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2019

Commitments And Contingencies Disclosure [Abstract]

Summary of Company's Purchases from Manufacturing Cooperatives

The following table summarizes the Company’s purchases from these manufacturing cooperatives:

	First Quarter
(in thousands)	2019		2018
Purchases from Southeastern	$	34,326	$	29,169
Purchases from SAC		37,446		38,076
Total purchases from manufacturing cooperatives	$	71,772	$	67,245