Commitments and Contingencies Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2019

Commitments and Contingencies Disclosure [Abstract]

Commitments under non-cancelable leases

Future minimum rental commitments under non-cancelable leases in effect at December 31, 2018 are as follows (in thousands):

	December 31, 2018
2019	$	4,470
2020	838
2021	332
Thereafter	—
Total undiscounted lease payments	$	5,640