UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDER'S EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Equity Attributable To Shareholders Of S P I [Member]	Noncontrolling Interest [Member]	Total
Beginning balance, value at Dec. 31, 2021	$ 3	$ 695,073	$ (637,390)	$ (35,257)	$ 22,429	$ 3,521	$ 25,950
Beginning balance, shares at Dec. 31, 2021	25,352,060
Net loss			(6,845)		(6,845)	59	(6,786)
Foreign currency translation adjustments				728	728	(663)	65
Issuance of restricted share units to employees		623			623		623
Issuance of restricted stock units to employees, shares	229,888
Settlement of convertible debt with ordinary shares		1,750			1,750		1,750
Settlement of convertible debt with shares, shares	752,393
Issuance of ordinary shares for settlement of consideration related to Acquisition of Phoenix
Issuance of ordinary shares for settlement of consideration related to Acquisition of Phoenix, shares	42,442
Share-based compensation expense		595			595		595
Ending balance, value at Mar. 31, 2022	$ 3	698,041	(644,235)	(34,529)	19,280	2,917	22,197
Ending balance, shares at Mar. 31, 2022	26,376,783
Beginning balance, value at Dec. 31, 2022	$ 3	719,697	(670,811)	(36,697)	12,192	5,680	17,872
Beginning balance, shares at Dec. 31, 2022	30,292,960
Net loss			(9,408)		(9,408)	(341)	(9,749)
Foreign currency translation adjustments				1,289	1,289	(683)	606
Issuance of common stock of Phoenix for standby equity purchase agreement of Phoenix						1,155	1,155
Share-based compensation expense		617			617		617
Ending balance, value at Mar. 31, 2023	$ 3	$ 720,314	$ (680,219)	$ (35,408)	$ 4,690	$ 5,811	$ 10,501
Ending balance, shares at Mar. 31, 2023	30,292,960