Prepaid Expenses and Other Assets (Tables)

12 Months Ended

Dec. 31, 2020

Disclosure Text Block Supplement [Abstract]

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]

Prepaid expenses and other assets for the year ended December 31, 2020 and 2019 consist of the following (in thousands):

	December 31,
	2020		2019
Royalty advances	$	13,518	$	17,018
Prepaid expenses		2,490		3,606
Income taxes receivable		927		1,274
Other assets		304		-
	$	17,239	$	21,898