Capital Structure - Summary of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Aggregate Intrinsic Value
Fair market value of common stock (in dollars per share)	$ 1.18
Cloudbreak 2015 Incentive Plan
Number of Stock Options
Options outstanding - balance at beginning of period (in shares)	1,515,870
Options granted (in shares)	0
Options exercised (in shares)	0
Options forfeited or expired (in shares)	0
Options outstanding - balance at end of period (in shares)	1,515,870	1,515,870
Vested and expected to vest (in shares)	1,515,870
Exercisable (in shares)	1,418,817
Weighted Average Exercise Price per Share
Options outstanding - balance at beginning of period (in dollars per shares)	$ 4.81
Options granted (in dollars per share)	0
Options exercised (in dollars per share)	0
Options forfeited or expired (in dollars per share)	0
Options outstanding - balance at end of period (in dollars per shares)	4.81	$ 4.81
Vested and expected to vest (in dollars per share)	4.81
Exercisable (in dollars per share)	$ 4.64
Weighted Average Remaining Contractual Life (Years)
Options outstanding (in years)	3 years 11 months 1 day	4 years 1 month 28 days
Vested and expected to vest (in years)	3 years 11 months 1 day
Exercisable (in years)	3 years 7 months 17 days
Aggregate Intrinsic Value
Options outstanding	$ 138
Vested and expected to vest	138
Exercisable	$ 138