Condensed Consolidating Financial Statements (Condensed Consolidating Statement Of Cash Flows) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Sep. 30, 2012
Intercompany fee income (expense)	$ 0	$ 0
Interest income (expense) on intercompany receivable/payable	0	0
Net cash provided (used) by other operating activities	38,850	41,478
Net Cash Provided by (Used in) Operating Activities, Continuing Operations	38,850	41,478
Net cash provided by operating activities	40,172	41,959
Cash Provided by (Used in) Operating Activities, Discontinued Operations	1,322	481
Acquisition of rental properties and other assets	(8,174)	(31,507)	(38,700)
Investment in unconsolidated joint ventures	(433)	(442)
Investment in mortgage notes receivable	(12,769)	(24,451)
Additions to properties under development	(17,719)	(13,672)
Investment in intercompany notes payable	0	0
Advances to subsidiaries, net	0	0
Net cash used by investing activities of continuing operations	(39,095)	(70,072)
Net proceeds from sale of real estate from discontinued operations	24,146	282
Net cash provided (used) by investing activities	(14,949)	(69,790)
Proceeds from long-term debt facilities	70,000	320,000
Principal payments on long-term debt	(48,950)	(251,328)
Deferred financing fees paid	(67)	(1,852)
Net proceeds from issuance of common shares	84	56
Impact of stock option exercises, net	(692)	(480)
Purchase of common shares for treasury	(3,245)	(3,209)
Dividends paid to shareholders	(41,146)	(38,681)
Net cash provided (used) by financing activities	(24,016)	24,506
Effect of exchange rate changes on cash	(108)	174
Net increase (decrease) in cash and cash equivalents	1,099	(3,151)
Cash and cash equivalents at beginning of the year	10,664	14,625	14,625
Cash and cash equivalents at end of the year	11,763	11,474
Entertainment Properties Trust (Issuer) [Member]
Intercompany fee income (expense)	668	676
Interest income (expense) on intercompany receivable/payable	4,264	4,215
Net cash provided (used) by other operating activities	(20,915)	(11,752)
Net Cash Provided by (Used in) Operating Activities, Continuing Operations	(15,983)	(6,861)
Net cash provided by operating activities	(15,983)	(6,861)
Cash Provided by (Used in) Operating Activities, Discontinued Operations	0	0
Acquisition of rental properties and other assets	(123)	(24)
Investment in unconsolidated joint ventures	(433)	(442)
Investment in mortgage notes receivable	0	0
Additions to properties under development	0	0
Investment in intercompany notes payable	(1,471)	(311)
Advances to subsidiaries, net	50,845	(188,117)
Net cash used by investing activities of continuing operations	48,818	(188,894)
Net proceeds from sale of real estate from discontinued operations	0	0
Net cash provided (used) by investing activities	48,818	(188,894)
Proceeds from long-term debt facilities	15,000	240,000
Principal payments on long-term debt	0	0
Deferred financing fees paid	(48)	(1,844)
Net proceeds from issuance of common shares	84	56
Impact of stock option exercises, net	(692)	(480)
Purchase of common shares for treasury	(3,245)	(3,209)
Dividends paid to shareholders	(41,146)	(38,681)
Net cash provided (used) by financing activities	(30,047)	195,842
Effect of exchange rate changes on cash	0	0
Net increase (decrease) in cash and cash equivalents	2,788	87
Cash and cash equivalents at beginning of the year	1,531	1,933	1,933
Cash and cash equivalents at end of the year	4,319	2,020
Wholly-Owned Subsidiary Guarantors [Member]
Intercompany fee income (expense)	0	0
Interest income (expense) on intercompany receivable/payable	0	0
Net cash provided (used) by other operating activities	46,861	39,790
Net Cash Provided by (Used in) Operating Activities, Continuing Operations	46,861	39,790
Net cash provided by operating activities	46,830	39,984
Cash Provided by (Used in) Operating Activities, Discontinued Operations	(31)	194
Acquisition of rental properties and other assets	(7,918)	(31,328)
Investment in unconsolidated joint ventures	0	0
Investment in mortgage notes receivable	(11,504)	(9,989)
Additions to properties under development	(16,272)	(12,583)
Investment in intercompany notes payable	0	0
Advances to subsidiaries, net	(21,838)	181,088
Net cash used by investing activities of continuing operations	(57,532)	127,188
Net proceeds from sale of real estate from discontinued operations	0	282
Net cash provided (used) by investing activities	(57,532)	127,470
Proceeds from long-term debt facilities	55,000	80,000
Principal payments on long-term debt	(44,740)	(247,420)
Deferred financing fees paid	(1)	0
Net proceeds from issuance of common shares	0	0
Impact of stock option exercises, net	0	0
Purchase of common shares for treasury	0	0
Dividends paid to shareholders	0	0
Net cash provided (used) by financing activities	10,259	(167,420)
Effect of exchange rate changes on cash	0	5
Net increase (decrease) in cash and cash equivalents	(443)	39
Cash and cash equivalents at beginning of the year	651	1,243	1,243
Cash and cash equivalents at end of the year	208	1,282
Non-Guarantor Subsidiaries [Member]
Intercompany fee income (expense)	(668)	(676)
Interest income (expense) on intercompany receivable/payable	(4,264)	(4,215)
Net cash provided (used) by other operating activities	12,904	13,440
Net Cash Provided by (Used in) Operating Activities, Continuing Operations	7,972	8,549
Net cash provided by operating activities	9,325	8,836
Cash Provided by (Used in) Operating Activities, Discontinued Operations	1,353	287
Acquisition of rental properties and other assets	(133)	(155)
Investment in unconsolidated joint ventures	0	0
Investment in mortgage notes receivable	(1,265)	(14,462)
Additions to properties under development	(1,447)	(1,089)
Investment in intercompany notes payable	1,471	311
Advances to subsidiaries, net	(29,007)	7,029
Net cash used by investing activities of continuing operations	(30,381)	(8,366)
Net proceeds from sale of real estate from discontinued operations	24,146	0
Net cash provided (used) by investing activities	(6,235)	(8,366)
Proceeds from long-term debt facilities	0	0
Principal payments on long-term debt	(4,210)	(3,908)
Deferred financing fees paid	(18)	(8)
Net proceeds from issuance of common shares	0	0
Impact of stock option exercises, net	0	0
Purchase of common shares for treasury	0	0
Dividends paid to shareholders	0	0
Net cash provided (used) by financing activities	(4,228)	(3,916)
Effect of exchange rate changes on cash	(108)	169
Net increase (decrease) in cash and cash equivalents	(1,246)	(3,277)
Cash and cash equivalents at beginning of the year	8,482	11,449	11,449
Cash and cash equivalents at end of the year	$ 7,236	$ 8,172