Consolidating Financial Information - Convertible Senior Subordinated Notes (Statement of Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenues	$ 498,729	$ 706,968	$ 1,068,457	$ 1,178,788
Expenses:
Direct operating	261,798	323,230	568,243	569,048
Distribution and marketing	145,502	236,442	316,962	415,151
General and administration	63,773	44,030	120,543	96,374
Depreciation and amortization	1,611	2,115	3,236	4,220
Total expenses	472,684	605,817	1,008,984	1,084,793
Operating income	26,045	101,151	59,473	93,995
Other expenses (income):
Interest expense	16,172	23,285	36,986	50,775
Interest and other income	(1,483)	(1,029)	(2,979)	(1,979)
Loss on extinguishment of debt	36,187	1,000	36,653	9,159
Total other expenses (income)	50,876	23,256	70,660	57,955
Income (loss) before equity interests and income taxes	(24,831)	77,895	(11,187)	36,040
Equity interests income	6,502	1,755	14,479	1,610
Income (loss) before income taxes	(18,329)	79,650	3,292	37,650
Income tax provision (benefit)	(18,834)	4,121	(10,830)	6,321
Foreign currency translation adjustments	3,038	2,999	3,587	1,078
Net unrealized loss on foreign exchange contracts	(320)	(512)	(656)	(17)
Comprehensive income (loss)	3,223	78,016	17,053	32,390
Convertible Senior Subordinated Notes [Member]
Revenues			1,068,457	1,178,788
Expenses:
Direct operating			568,243	569,048
Distribution and marketing			316,962	415,151
General and administration			120,543	96,374
Depreciation and amortization			3,236	4,220
Total expenses			1,008,984	1,084,793
Operating income			59,473	93,995
Other expenses (income):
Interest expense			36,986	50,775
Interest and other income			(2,979)	(1,979)
Loss on extinguishment of debt			36,653	9,159
Total other expenses (income)			70,660	57,955
Income (loss) before equity interests and income taxes			(11,187)	36,040
Equity interests income			14,479	1,610
Income (loss) before income taxes			3,292	37,650
Income tax provision (benefit)			(10,830)	6,321
Net income (loss)			14,122	31,329
Foreign currency translation adjustments			3,587	1,078
Net unrealized loss on foreign exchange contracts			(656)	(17)
Comprehensive income (loss)			17,053	32,390
Convertible Senior Subordinated Notes [Member] | Lions Gate Entertainment Corp. [Member]
Revenues			6,748	0
Expenses:
Direct operating			(255)	0
Distribution and marketing			0	(1)
General and administration			805	902
Depreciation and amortization			0	0
Total expenses			550	901
Operating income			6,198	(901)
Other expenses (income):
Interest expense			5,340	0
Interest and other income			(7,614)	(6)
Loss on extinguishment of debt			2,600	0
Total other expenses (income)			326	(6)
Income (loss) before equity interests and income taxes			5,872	(895)
Equity interests income			(4,672)	32,224
Income (loss) before income taxes			1,200	31,329
Income tax provision (benefit)			(12,922)	0
Net income (loss)			14,122	31,329
Foreign currency translation adjustments			2,931	1,061
Net unrealized loss on foreign exchange contracts			0	0
Comprehensive income (loss)			17,053	32,390
Convertible Senior Subordinated Notes [Member] | Lions Gate Entertainment Inc. [Member]
Revenues			15,078	7,660
Expenses:
Direct operating			(1,524)	1,166
Distribution and marketing			1,936	1,084
General and administration			79,986	57,149
Depreciation and amortization			1,072	905
Total expenses			81,470	60,304
Operating income			(66,392)	(52,644)
Other expenses (income):
Interest expense			37,191	35,184
Interest and other income			(2,161)	(1,735)
Loss on extinguishment of debt			34,053	633
Total other expenses (income)			69,083	34,082
Income (loss) before equity interests and income taxes			(135,475)	(86,726)
Equity interests income			128,059	118,254
Income (loss) before income taxes			(7,416)	31,528
Income tax provision (benefit)			(2,744)	2,392
Net income (loss)			(4,672)	29,136
Foreign currency translation adjustments			18,247	2,358
Net unrealized loss on foreign exchange contracts			0	0
Comprehensive income (loss)			13,575	31,494
Convertible Senior Subordinated Notes [Member] | Non-guarantor Subsidiaries [Member]
Revenues			1,055,142	1,171,128
Expenses:
Direct operating			570,022	567,882
Distribution and marketing			315,026	414,068
General and administration			40,057	38,577
Depreciation and amortization			2,164	3,315
Total expenses			927,269	1,023,842
Operating income			127,873	147,286
Other expenses (income):
Interest expense			2,454	16,091
Interest and other income			(1,203)	(738)
Loss on extinguishment of debt			0	8,526
Total other expenses (income)			1,251	23,879
Income (loss) before equity interests and income taxes			126,622	123,407
Equity interests income			18,008	4,006
Income (loss) before income taxes			144,630	127,413
Income tax provision (benefit)			53,049	3,929
Net income (loss)			91,581	123,484
Foreign currency translation adjustments			11,974	460
Net unrealized loss on foreign exchange contracts			(656)	(17)
Comprehensive income (loss)			102,899	123,927
Convertible Senior Subordinated Notes [Member] | Consolidating Adjustments [Member]
Revenues			(8,511)	0
Expenses:
Direct operating			0	0
Distribution and marketing			0	0
General and administration			(305)	(254)
Depreciation and amortization			0	0
Total expenses			(305)	(254)
Operating income			(8,206)	254
Other expenses (income):
Interest expense			(7,999)	(500)
Interest and other income			7,999	500
Loss on extinguishment of debt			0	0
Total other expenses (income)			0	0
Income (loss) before equity interests and income taxes			(8,206)	254
Equity interests income			(126,916)	(152,874)
Income (loss) before income taxes			(135,122)	(152,620)
Income tax provision (benefit)			(48,213)	0
Net income (loss)			(86,909)	(152,620)
Foreign currency translation adjustments			(29,565)	(2,801)
Net unrealized loss on foreign exchange contracts			0	0
Comprehensive income (loss)			$ (116,474)	$ (155,421)