CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 62,772	$ 5,335	$ (223,779)
Postretirement benefit plans:
Net actuarial gain arising during the year	6,194	5,616	6,594
Less reclassification of amounts from other comprehensive income to net income (loss):
Amortization of prior service credit	(1,050)	(1,055)	(1,054)
Amortization of net actuarial loss	1,381	1,889	2,583
Postretirement benefit plans	6,525	6,450	8,123
Interest rate swap:
Unrealized gain (loss) arising during the year	2,067	(4,973)	(1,040)
Reclassification of realized loss (gain) from other comprehensive income to net income (loss)	1,023	719	(57)
Interest rate swap	3,090	(4,254)	(1,097)
Debt securities:
Unrealized holding (loss) gain arising during the year	(254)	338	48
Reclassification of realized gain from other comprehensive income to net income (loss)	0	(153)	0
Debt securities	(254)	185	48
Unrealized foreign currency translation adjustment	580	4,133	1,558
Other comprehensive income	9,941	6,514	8,632
Comprehensive income (loss)	72,713	11,849	(215,147)
Comprehensive income attributable to non-controlling Interest	(139)	(91)	0
Comprehensive income (loss) attributable to Deluxe	72,574	11,758	(215,147)
Postretirement benefit plans:
Net actuarial gain arising during the year	(2,186)	(1,948)	(2,321)
Less reclassification of amounts from other comprehensive income to net income (loss):
Amortization of prior service credit	371	366	367
Amortization of net actuarial loss	(248)	(412)	(640)
Postretirement benefit plans	(2,063)	(1,994)	(2,594)
Interest rate swap:
Unrealized gain (loss) arising during the year	(731)	1,725	364
Reclassification of realized loss (gain) from other comprehensive income to net income (loss)	(361)	(249)	20
Interest rate swap	(1,092)	1,476	384
Debt securities:
Unrealized holding (loss) gain arising during the year	88	(117)	(17)
Reclassification of realized gain from other comprehensive income to net income (loss)	0	53	0
Debt securities	88	(64)	(17)
Total net tax expense included in other comprehensive income	$ (3,067)	$ (582)	$ (2,227)